## This Week's Most Fascinating Science Stories

From the relationship between physical activity and cognitive health to surprising discoveries about hedgehog hearing, science continues to deliver remarkable insights. The Guardian's science editor Ian Sample sat down with Madeleine Finlay to break down three of the most compelling research stories making headlines this week.

## Exercise and Its Impact on Brain Function

One of the week's standout studies delves into the connection between regular physical activity and brain health. Researchers have been examining how exercise influences cognitive performance and overall neurological well-being. The findings add to a growing body of evidence suggesting that staying physically active isn't just good for the body — it plays a critical role in maintaining and even enhancing how the brain operates. This research has significant implications for public health strategies aimed at reducing cognitive decline.

## Hedgehogs Can Hear Ultrasound — And It Could Save Their Lives

In a surprising zoological breakthrough, scientists have discovered that hedgehogs possess the ability to detect high-frequency ultrasound. This finding opens up exciting possibilities for wildlife conservation, particularly when it comes to protecting these small mammals from road traffic — one of the leading causes of hedgehog fatalities.

### Using Sound to Protect Wildlife

Researchers are now exploring whether ultrasound repeller devices could be strategically deployed near roads to deter hedgehogs from venturing into dangerous areas. If effective, this approach could represent a low-cost, non-invasive conservation method with real-world applications across urban and rural environments alike.

## Can Biased AI Tools Change What You Believe?

The third story tackles a question with profound societal implications: can artificial intelligence influence human beliefs? New research has investigated how biased AI-powered autocomplete tools — the kind embedded in search engines and writing assistants — can subtly shape the opinions and convictions of users over time.

The study raises important questions about transparency, accountability, and the ethical design of AI systems. As these tools become increasingly embedded in daily life, understanding their potential to nudge users toward certain viewpoints becomes critically important for both developers and consumers.

## Why These Stories Matter

Taken together, these three stories reflect the broad and deeply human concerns that modern science continues to address — our health, our environment, and our relationship with technology. Each finding, while distinct in subject, underscores the importance of curiosity-driven research and its power to shape a better-informed world.

Explore how exercise affects brain health, why hedgehogs can hear ultrasound, and how biased AI autocomplete tools may influence human beliefs.

Exercise, Hedgehog Hearing & AI Beliefs: Top Science Stories

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How Exercise Boosts Brain Health, Hedgehog Ultrasound Discoveries, and AI's Influence on Human Beliefs

## Groundbreaking Trial Offers New Hope for Endometriosis Patients

A pioneering clinical trial underway in Worcestershire could fundamentally change how endometriosis is diagnosed, offering millions of women a faster, safer path to treatment without the need for invasive surgery.

Led by Worcestershire Acute NHS Trust, the study marks the first of its kind within the NHS to evaluate the effectiveness of a non-surgical diagnostic method for the condition — one that affects approximately one in ten women across the UK.

## What Is Endometriosis?

The NHS describes endometriosis as a chronic and frequently painful condition in which tissue resembling the womb lining develops outside the uterus. It most commonly affects pelvic organs, including the ovaries and fallopian tubes, and can trigger inflammation, the formation of scar tissue, and significant ongoing pain.

Despite how widespread the condition is, receiving a confirmed diagnosis has historically required surgical intervention — a process that can stretch over several years, leaving patients to endure prolonged suffering without answers.

## How the Electrode Technology Works

The trial, which launched in November, employs small electrodes placed on the surface of the abdomen to measure muscle activity within the small intestine. According to consultant gynaecologist Donna Ghosh, who is leading the research, the electrical patterns produced by intestinal activity appear to follow a distinct frequency that is uniquely associated with endometriosis patients.

### A Faster Route to Diagnosis

"What we're really focusing on is reducing the delay in diagnosis," Ghosh explained. "Patients who are suffering from symptoms suggestive of endometriosis will reach that diagnosis sooner."

Ghosh further noted that diagnostic delays in the UK have long been tied to the condition's dependence on surgical confirmation. This new non-invasive approach, she argued, could offer a far more accessible and timely alternative.

"Non-invasive tests, such as the ones we are investigating as part of this trial, will be much more helpful in diagnosing endometriosis and giving patients access to timely treatment," she said.

## A Patient's Story: 16 Years of Endometriosis

The real human cost of delayed diagnosis is powerfully illustrated by Jessica Hill, a 33-year-old woman from Tenbury Wells who has been living with endometriosis for 16 years and has undergone five separate surgeries during that time.

Hill was just 14 years old when doctors first suggested surgery as the only means of investigation. "At 14, somebody saying they were going to open you up on a hunch — that it could be this — I was terrified," she recalled. Out of fear, she delayed her first surgery by four years, spending that time in debilitating pain, often unable to attend school or college.

### The Devastating Progression of the Disease

Today, Hill lives with severe stage four endometriosis. She has undergone surgery on her bowel, bladder, pelvis, and nerves — procedures made more complex by the nature of the disease itself.

"The condition feeds off scar tissue, so the more surgery a patient undergoes, the worse it can become," Hill explained. She is a passionate advocate for earlier detection, stressing what it could mean for other women facing the same ordeal.

"If they can find it before even cutting someone open, it's going to make it quicker for them. The woman herself won't feel like she's losing her mind — because that's exactly how you feel," she said. "They can also get treatment earlier to stop it from progressing to the more serious stages."

## Join the Trial

Worcestershire Acute NHS Trust and Donna Ghosh are currently recruiting additional participants for the study. Women aged between 18 and 50 with no prior history of pelvic pain are encouraged to come forward and take part in this potentially life-changing research.

A pioneering NHS trial in Worcestershire uses electrode technology for non-invasive endometriosis diagnosis, aiming to cut years off detection times for women.

NHS Trial Uses Electrodes to Diagnose Endometriosis

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Revolutionary Non-Invasive Test Could Transform Endometriosis Diagnosis

## Women Are Being Let Down by NHS Pain Management Guidelines

Women across the UK are receiving inadequate treatment for chronic back and neck pain, largely because the clinical guidelines shaping their care were designed without accounting for fundamental sex-based biological differences. That is the troubling conclusion of new research emerging from the University of Lancashire.

The study, published in the journal *Physical Therapy Reviews*, reveals that NHS guidance for the non-surgical management of chronic neck and back pain consistently uses gender-neutral language — referring only to "patients," "individuals," or "people" — effectively defaulting to a male-centric model of care. This approach systematically overlooks the distinct physiological factors that influence how women experience musculoskeletal pain.

## The Scale of the Problem

Back pain is far from a minor issue. According to the World Health Organization, lower back pain affects more than 600 million people globally. In the UK alone, the condition costs the NHS billions of pounds each year, contributes to millions of GP consultations annually, and remains one of the primary drivers of workplace absenteeism. Given this enormous burden, the quality and precision of treatment guidelines carry significant consequences.

## What the Guidelines Are Missing

The University of Lancashire review found that current clinical guidance completely disregards the influence of several female-specific biological factors, including:

- **Skeletal structure** — Women generally have a smaller, differently shaped skeleton that responds differently to physical strain
- **Hormonal fluctuations** — Hormones can directly affect pain sensitivity and musculoskeletal function
- **Pregnancy and postpartum recovery** — Carrying a child places enormous biomechanical pressure on the spine, and alignment may take months to normalise after birth
- **Menopause** — Hormonal shifts during this life stage can significantly impact bone density and joint health

Lead author Lauren Haworth, a research associate at the University of Lancashire, highlighted one particularly overlooked example. "We know that large breasts can be heavy, and without adequate support, this additional weight combined with gravity can cause strain on a woman's body, which may contribute towards neck and back pain," she explained. Yet existing guidance makes no mention of such considerations.

The guidelines also fail to account for the biological characteristics of intersex patients, representing another gap in truly inclusive care.

## Pregnancy Places Unique Demands on the Spine

Dr. Anastasia Topalidou, co-author of the study and associate professor in perinatal biomechanics and health technologies, emphasised the profound physical impact of pregnancy on spinal health. "Pregnancy places major biomechanical demands on the spine as the body adapts to the growing foetus," she noted.

Even following delivery, the spine and pelvis can require months to gradually return toward their pre-pregnancy alignment — a reality that has direct implications for how postnatal back pain should be assessed and managed.

## Real-World Consequences for Women

The practical impact of these shortcomings is significant. Matthew Parker, associate professor of neuroscience and translational psychiatry at the University of Surrey, warned of a "real risk" that female-specific factors are not being consistently factored into routine clinical assessments.

"That does not mean women are always being misdiagnosed," he clarified, "but it does mean some women may be assessed less precisely, treated less effectively, and end up in longer cycles of persistent pain and repeat appointments."

For many women, this translates into prolonged suffering, repeated healthcare visits, and a diminished quality of life — all of which might be avoided with more tailored, sex-aware clinical protocols.

## Calls for Reform

The research is calling on the UK government's women's health strategy to take decisive action by ensuring that sex-specific biological factors are transparently and consistently integrated into the development of future clinical guidelines.

Haworth stressed that acknowledging these differences is not about treating women as a special case, but about delivering genuinely personalised and equitable healthcare. "Women may still be disadvantaged simply because their biological needs differ from those of men," she said.

In response, a spokesperson for the National Institute of Health and Care Excellence (NICE) stated: "Our guidelines encourage doctors to tailor care to each person's individual needs, and we welcome research that helps us improve the guidance we provide. We will consider these findings carefully as part of our ongoing commitment to ensuring our guidance is useful, useable, and works for everyone."

## A Step Toward More Equitable Healthcare

This study adds growing momentum to the broader push for sex-disaggregated research and gender-sensitive medical guidelines. For the millions of women living with chronic back and neck pain, the message is clear: the current one-size-fits-all approach is not working, and meaningful reform is long overdue.

UK research reveals NHS back and neck pain guidelines ignore key female biological factors, leaving women undertreated and in longer cycles of chronic pain.

Women Getting Worse Back Pain Treatment, UK Study Finds

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UK Study Reveals Women Are Getting Substandard Care for Back and Neck Pain

## GLP-1 Drugs Are Showing Promise Far Beyond Weight Loss

When medications like Ozempic and Wegovy first entered the mainstream conversation, the world focused almost exclusively on their remarkable ability to promote weight loss and manage type 2 diabetes. But a growing body of research now suggests these drugs may have a powerful and unexpected role to play in an entirely different health crisis — addiction.

## What a Major New Study Revealed

A large-scale study examining patients who were prescribed GLP-1 receptor agonists for diabetes management uncovered a striking pattern: these individuals were significantly less likely to receive a diagnosis of substance use disorder compared to those not taking the medication. The findings have sparked serious interest among addiction specialists, researchers, and public health experts who see this as a potential turning point in how the medical community approaches dependency treatment.

The implications are considerable. Substance use disorder affects tens of millions of people worldwide, and effective, accessible treatment options remain limited. If GLP-1 drugs can meaningfully reduce a person's vulnerability to addiction, it could represent one of the most significant developments in behavioral health in decades.

## How Might GLP-1s Affect Addiction?

### The Brain's Reward System

Researchers believe the connection between GLP-1 drugs and reduced addictive behavior may lie deep within the brain's reward circuitry. GLP-1 receptor agonists work by mimicking a naturally occurring hormone that regulates appetite and blood sugar — but these receptors are also present in regions of the brain associated with pleasure, motivation, and craving.

By modulating activity in these areas, the drugs may dampen the intense urges that drive compulsive behaviors, whether those behaviors involve food, alcohol, or other substances. Early animal studies and observational human data have both supported this theory, though scientists are careful to note that more rigorous clinical trials are still needed.

### Cravings Reduced Across the Board

Many patients taking GLP-1 medications have anecdotally reported reduced cravings not just for food, but also for alcohol and other substances. These personal accounts, while not scientific evidence on their own, have helped fuel formal investigations into the drug class as a potential addiction therapy.

## A New Chapter in Addiction Medicine?

The medical community is proceeding with cautious optimism. While the study results are encouraging, experts emphasize that correlation does not equal causation. Patients prescribed GLP-1 drugs for diabetes may differ from the general population in ways that independently lower their risk for substance use disorder. Controlled clinical trials specifically designed to test GLP-1 drugs against addiction are now underway, and their results are eagerly anticipated.

What is clear, however, is that the therapeutic potential of this drug class continues to expand in ways that few initially predicted. From managing blood sugar to reshaping body weight, and now potentially curbing addictive tendencies, GLP-1 receptor agonists are proving to be one of the most consequential pharmaceutical developments of the modern era.

## The Road Ahead

As researchers continue to investigate this promising connection, the conversation around GLP-1 drugs is evolving rapidly. If upcoming trials confirm that these medications can meaningfully reduce addiction risk or aid in recovery, it could fundamentally change treatment protocols and open access to a new class of options for millions of people struggling with substance dependence.

For now, the science remains in motion — but the early signals are difficult to ignore.

A major study suggests GLP-1 drugs like Ozempic may reduce substance use disorder risk. Could these diabetes medications transform addiction treatment?

Can GLP-1 Drugs Like Ozempic Help Treat Addiction?

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Could GLP-1 Drugs Like Ozempic Be the Next Breakthrough in Addiction Treatment?

## The Rush for Hormone Therapy Is Creating Real Supply Problems

For many women navigating menopause, hormone therapy has become a lifeline — but getting their hands on it is increasingly difficult. Following a landmark decision by the Food and Drug Administration to remove long-standing safety warnings from hormone replacement products, demand has surged dramatically, and pharmacy shelves simply aren't keeping up.

Women across the country are reporting delays, stockouts, and frustrating back-and-forth trips to the pharmacy — all in pursuit of estrogen patches that have become harder to source by the month.

## One Woman's Monthly Battle at the Pharmacy

Jennifer Skoog Mondesir knows this struggle firsthand. In her late 40s and navigating perimenopause, the New Jersey-based personal trainer depends on transdermal estrogen patches to manage her symptoms — particularly the persistent fatigue that was affecting her ability to work.

"I have to show up to my clients with energy," she explains. Before starting hormone therapy, she found herself reaching for a second or third cup of coffee just to get through the day — something entirely out of character for her.

But filling her prescription turned into its own exhausting ordeal. "I went to CVS. I can't tell you the amount of times I've been there and they're like, 'We're out of patches,'" she recalls. Each month became what she describes as a "mad scramble" to secure her medication.

Mondesir eventually switched to an online pharmacy, which resolved the disruptions. "My energy level is much better," she says, though she hopes the broader supply situation stabilizes for everyone who depends on these medications.

## Why Demand for Hormone Therapy Has Skyrocketed

The surge in demand doesn't exist in a vacuum. It's the result of a significant shift in both medical opinion and regulatory guidance over recent years.

For decades, hormone therapy carried a heavy stigma. In the early 2000s, findings from the large-scale Women's Health Initiative study prompted the FDA to place a black box warning — its most serious safety designation — on estrogen products. The study linked hormone therapy to elevated risks of heart attacks, strokes, and pulmonary embolism, causing prescriptions to plummet almost overnight.

However, evolving research and a deeper understanding of how hormone delivery methods affect outcomes gradually began to change the conversation. Last year, the FDA officially removed that black box warning, citing updated safety evidence, newer delivery mechanisms, and alternative product formulations.

"Over the past four to five years, demand has picked up as clinicians have familiarized themselves with current research and patients have become more interested," says Dr. Nora Lansen, Chief Medical Officer of Elektra Health.

## The Science Behind Transdermal Estrogen

A critical part of this story is *how* estrogen is now being delivered. The women in the original Women's Health Initiative study primarily used oral estrogen pills. Today, many patients use patches or topical gels that deliver the hormone directly through the skin — bypassing the liver entirely in a process known as transdermal delivery.

This distinction carries meaningful clinical weight. According to Dr. Lansen, transdermal estradiol carries a significantly lower risk of blood clots compared to oral formulations.

"Without passing through the liver and its metabolism, this transdermal version of estradiol is really a much safer option. And that's why there's been such demand," she explains.

This shift in delivery method has not only made hormone therapy safer for more women but has also fueled renewed confidence among both clinicians and patients — driving prescription volumes higher than manufacturers appear to have anticipated.

## Manufacturers Struggle to Keep Pace

The supply chain is clearly feeling the pressure. CVS confirmed to media outlets that multiple manufacturers have been unable to provide sufficient quantities of several estrogen products. The American Society of Health-System Pharmacists has flagged numerous estrogen-based products as experiencing current or recent shortages, though manufacturers have not publicly explained the root cause of these gaps.

Amneal Pharmaceuticals, one of the key producers of estradiol patches, acknowledged the situation directly, stating that demand increased significantly following the FDA's removal of boxed warnings. The company noted it is fulfilling existing contracts and actively working to scale up production to meet growing need.

## What This Means for Women Managing Menopause

For patients like Mondesir, the supply disruptions are more than a minor inconvenience — they represent a genuine health concern. Menopause symptoms including fatigue, mood changes, and other hormonal effects can significantly impact quality of life and daily functioning.

As the medical community continues to embrace hormone therapy as a safe and effective option for appropriate candidates, the pressure on the supply chain is unlikely to ease quickly. Women and their healthcare providers may need to explore alternative pharmacies, different formulations, or online prescription services to maintain consistent access.

The hope, shared by patients and providers alike, is that manufacturers will scale production fast enough to meet the moment — ensuring that women who need hormone therapy can actually get it.

Surging demand for hormone therapy after FDA warning removal is causing estrogen patch shortages. Learn why supply can't keep up and what patients can do.

Estrogen Patch Shortage: Why Menopause HRT Is Hard to Fill

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Estrogen Patch Shortages Leave Menopause Patients Scrambling for Prescriptions

## The Race Against Superbugs Is Being Lost, Experts Warn

The world's ability to combat drug-resistant infections is deteriorating at an alarming pace. A new report has revealed that the pipeline of new antimicrobial drugs has contracted by 35% over the past five years, dropping from 92 medicines in development to just 60. Experts are sounding the alarm, warning that unless the pharmaceutical industry dramatically increases its investment, deaths linked to drug-resistant infections could double to 8 million annually by 2050.

The findings come from the Access to Medicine Foundation (AMF), a Netherlands-based nonprofit supported by the Wellcome Trust, which assessed the antimicrobial research efforts of 25 companies worldwide.

## A Dangerously Thin Development Pipeline

"Overall, the research and development pipeline remains worryingly thin, and industry investment has lost momentum," said Jayasree K Iyer, the AMF's chief executive. She went further, describing antimicrobial resistance as the single greatest threat facing global healthcare today.

Particularly concerning is the near-absence of medicines being developed for young children. Only five drugs are currently in development for children under the age of five — a demographic that is disproportionately vulnerable to life-threatening infections.

The Fleming Initiative, named after Scottish physician Alexander Fleming who famously discovered penicillin in London nearly a century ago, has projected an even grimmer outcome, estimating that drug-resistant infections could claim up to 10 million lives annually by 2050.

## Big Pharma Steps Back from Antibiotic Research

Cancer surgeon and NHS investigator Lord Ara Darzi, who serves as executive chair of the Fleming Initiative, underscored the moral dimension of the crisis. He noted that infection is the second-leading cause of death among cancer patients, stating that pharmaceutical companies carry a "moral responsibility in underwriting the risk" of antimicrobial research.

"New therapies mean cancer can be fought, but then sadly patients succumb to an infection that was treatable a decade ago," Lord Darzi said at the AMF report launch. Drawing on a sports analogy, he added: "You don't win a game if you have three good strikers and your defence is weak."

Of the large pharmaceutical companies still active in this space, the UK's GSK leads the field with 30 active antimicrobial projects. It is joined by Japan's Shionogi and Otsuka as the only major players continuing to invest meaningfully in this area. Notably, US giant Pfizer, which shared the top position with GSK in 2021, has significantly scaled back its efforts.

Britain's largest pharmaceutical company, AstraZeneca, does not feature in the rankings at all, as infectious disease research has never been a core focus of its business and it currently holds no antibiotic portfolio.

## Resistance Is Outpacing Research

Claudia Martínez, AMF's director of research, was blunt in her assessment: "We don't have enough research going into antimicrobials to outpace resistance."

Data from the World Health Organization paints a stark picture of just how rapidly the situation is worsening. In 2023, one in six laboratory-confirmed bacterial infections showed resistance to antibiotic treatments. More troublingly, over 40% of antibiotics lost effectiveness against common blood, gut, urinary tract, and sexually transmitted infections between 2018 and 2023.

Hospitals around the world have reported a sharp rise in previously manageable infections that no longer respond to standard treatments.

## Low-Income Countries Bear the Heaviest Burden

People living in low- and middle-income countries, where infectious diseases already cause the most harm, face the greatest risk from drug-resistant superbugs. The AMF report emphasizes the urgency of action, with Iyer stating plainly: "There is no time to lose."

Beyond drug development, experts stress that curbing the overuse of antibiotics — particularly in food production — and managing antibiotic waste responsibly are equally critical steps in slowing the spread of resistance.

## Rethinking the Economics of Antibiotic Development

A fundamental challenge in addressing this crisis is economic. The market for new antibiotics is simply not profitable enough to attract widespread pharmaceutical investment. John-Arne Røttingen, chief executive of the Wellcome Trust, acknowledged that the shortage of effective antibiotics represents a "big challenge for society."

To address the financial disincentive, the European Commission is exploring the introduction of transferable exclusivity vouchers, which would grant developers of new antimicrobial drugs an additional 12 months of data protection — effectively extending their period of market exclusivity.

Røttingen also advocated for the wider adoption of the NHS's subscription-based model for antibiotics, which provides pharmaceutical companies with a guaranteed revenue stream regardless of sales volume. He argued that other high-income nations should implement similar systems to make antimicrobial development a more viable commercial pursuit.

### A Window of Opportunity

Despite the bleak outlook, AMF's Iyer pointed to three recently approved antibiotics and seven additional promising medicines currently in late-stage development as evidence that progress is achievable. "It is possible to tilt the battle against superbugs in humanity's favour," she said — but only if the pharmaceutical industry, governments, and international bodies act with far greater urgency than they have so far.

Experts warn the global pipeline for new antibiotics has shrunk by 35% in five years, with drug-resistant infections projected to kill 8 million annually by 205

Superbug Drug Pipeline Shrinks 35% as Deaths Set to Double

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Global Superbug Pipeline Shrinks by 35% as Death Toll Projected to Double by 2050

## Daily Multivitamin May Slow Biological Aging, New Research Finds

Research published in the journal *Nature Medicine* indicates that taking a daily multivitamin for two years may modestly slow certain biological aging markers — though scientists caution that the practical health implications remain uncertain.

## Biological Age vs. Chronological Age

Unlike chronological age, which simply counts how many years a person has been alive, biological age reflects the actual condition and functioning of the body. Scientists often estimate biological age by examining DNA methylation — changes to DNA that accumulate over time and influence how genes are expressed. One prevailing theory holds that slowing these biological aging markers could help delay or reduce the severity of age-related diseases, potentially extending the number of healthy years a person enjoys.

## What the Study Found

The US-based study — which received partial funding from confectionery giant Mars — enrolled 958 healthy adults with an average age of approximately 70 years. Participants were divided into four groups and assigned to take either a daily cocoa extract combined with a multivitamin, cocoa extract with a placebo, a multivitamin with a cocoa extract placebo, or two placebos.

Blood samples were collected at the beginning of the trial and again at the one- and two-year marks. Researchers analyzed these samples for changes across five distinct DNA methylation measures, commonly referred to as "epigenetic clocks."

After adjusting for variables such as age, sex, and baseline readings, the team found that participants taking a daily multivitamin demonstrated a slowdown in biological aging across two of the five epigenetic clocks — particularly those associated with estimating mortality risk. In total, the researchers estimated this amounted to roughly four months less biological aging over the two-year period.

### Who Benefited Most?

Interestingly, the effects appeared more pronounced in individuals who were aging at a faster biological rate at the outset of the study. Researchers suggested this may be because those participants had greater nutritional deficiencies to begin with.

"Nutritional status may partly explain the results, but these epigenetic clocks may reflect other age-related risk factors," said Dr. Howard Sesso, an epidemiologist at Mass General Brigham and senior author of the study.

The cocoa extract supplement, by comparison, showed no significant effect on any of the five epigenetic clocks and did not appear to interact with the multivitamin in any meaningful way.

## Experts Urge Caution

Despite the findings, Sesso was careful not to overstate their significance. "There are no known risks for taking a multivitamin in our two large clinical trials. At the same time, we do not know for sure who benefits, and how," he noted, adding that the results should not be interpreted as a recommendation for all older adults to begin taking multivitamins.

Experts not involved in the study echoed that measured approach. Dr. Marco Di Antonio, a biological aging specialist at Imperial College London, pointed out that the connection between epigenetic clocks and tangible aging outcomes remains poorly understood.

"I do not think that people should start taking multivitamins daily necessarily, but these results demonstrate that having a healthy diet and lifestyle will have an effect on your biological age," Di Antonio said. He further warned that multivitamins would be "pointless" without an accompanying healthy lifestyle, as poor habits can negatively impact aging in ways that supplements cannot reverse.

Noteworthy too is a large study published last year that found daily multivitamin use did not extend lifespan and may even be associated with a slightly elevated risk of early death — findings that stand in contrast to the current research.

### A Word From Independent Experts

Dr. Pilar Guallar Castillón, an associate professor at the Autonomous University of Madrid, offered a more direct perspective. She highlighted that the clinical trial associated with this study found no measurable effect of multivitamin use on the primary causes of death and illness.

"My personal advice is to stop taking multivitamins, whether in pill or gummy form," she stated. "Eat a healthy, varied diet rich in fruit and vegetables — the main natural source of vitamins and minerals — and do not waste your money on nutritional supplements. There are huge commercial interests in their consumption and a lack of clinical evidence."

Colleagues from Columbia University's Mailman School of Public Health similarly stressed that the effects observed in the study were very small and that further research is needed to determine whether these findings translate into genuine, clinically meaningful health benefits.

## The Bottom Line

While the idea that a simple daily supplement could slow the hands of biological time is compelling, the science remains far from settled. The modest effects observed in this study, combined with conflicting evidence from other research, suggest that no multivitamin can substitute for a balanced diet, regular physical activity, and a healthy overall lifestyle. For now, experts agree: eat well, live well, and consult your doctor before adding any supplement to your routine.

New research suggests daily multivitamins may modestly slow biological aging markers, but experts say healthy lifestyle choices matter far more than supplements

Can a Daily Multivitamin Slow Biological Aging?

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Daily Multivitamin May Slow Biological Aging, New Research Finds

## UK Cancer Death Rates Have Fallen by Almost a Third Since the 1980s

A landmark analysis has revealed that the rate of cancer-related deaths across the United Kingdom has declined by nearly 30% since the late 1980s, marking one of the most significant public health achievements in modern British history. The findings, published by Cancer Research UK (CRUK), highlight decades of progress in cancer prevention, early detection, and treatment innovation.

At its peak in 1989, approximately 355 out of every 100,000 people in the UK died from cancer annually. Today, that figure stands at around 247 per 100,000 — a 29% reduction that reflects transformative changes across the entire cancer care landscape.

## Significant Declines Across Multiple Cancer Types

The progress becomes even more striking when examining the past decade alone, during which overall cancer mortality dropped by 11%. Several specific cancer types have seen particularly dramatic improvements:

- **Stomach cancer**: death rate fell by 34%
- **Ovarian cancer**: down 19% between 2012–2014 and 2022–2024
- **Lung cancer**: reduced by 22%
- **Oesophageal cancer**: dropped 12%
- **Breast cancer**: fell 14%
- **Cervical cancer**: declined 11%
- **Bowel cancer**: dipped 6%
- **Leukaemia**: decreased 9%

Cervical cancer deserves special mention — its death rate has plummeted by 75% since the 1970s, largely attributed to the NHS cervical screening programme and, more recently, the widespread rollout of the human papillomavirus (HPV) vaccine. Since its introduction in 2008, approximately 6.5 million people in the UK have received the HPV vaccine, and its impact on reducing cervical cancer cases continues to grow.

## Some Cancer Rates Are Moving in the Wrong Direction

Despite the overall positive trend, certain cancers have seen their mortality rates rise over the past decade. Gallbladder cancer increased by 29%, eye cancer climbed 26%, liver cancer rose 14%, and kidney cancer edged up 5%. Death rates for thyroid cancer, pancreatic cancer, and melanoma remained broadly stable during the same period.

These figures serve as a reminder that progress, while substantial, is far from uniform across all cancer types.

## What Is Behind the Improvements?

CRUK attributes the falling death rates to a combination of interconnected factors. Public health measures such as smoking bans have played a critical role in reducing cancer incidence. Nationwide screening programmes for breast, bowel, and cervical cancers have enabled earlier detection, when treatment is far more likely to be successful.

Advances in medical science have also been pivotal. Abiraterone, a drug that inhibits testosterone from fuelling prostate cancer growth, was developed by CRUK scientists and has contributed to an 11% reduction in prostate cancer mortality over the past decade. More targeted therapies and less invasive treatment approaches have improved outcomes while reducing the burden on patients.

Dr Sam Godfrey, Science Engagement Lead at CRUK, described the significance of the findings: "These figures represent decades of crucial scientific breakthroughs — from vaccines that prevent cancer to kinder, more targeted treatments. Because of this, thousands more people today can make memories, reach milestones, and spend precious time with their loved ones."

## Challenges That Still Lie Ahead

While the data paints an encouraging picture, serious challenges remain. Cancer continues to be the leading cause of death in Britain, accounting for roughly one in four fatalities. The UK's cancer survival rates still trail behind several European nations, including Romania and Poland — a gap that experts say must be urgently addressed.

Furthermore, an expanding and ageing population means that more people are being diagnosed with cancer than ever before — at a rate of one new diagnosis every 75 seconds in the UK. Despite falling death rates per 100,000 people, the absolute number of cancer deaths continues to rise.

### The NHS Cancer Crisis

The healthcare system's ability to deliver timely cancer care has come under intense scrutiny. A Guardian investigation found that three-quarters of NHS hospital trusts are failing to meet cancer care standards, leading medical experts to declare a national emergency. Critically, no cancer waiting time targets have been met by the NHS since 2015.

Adding to the pressure, Britain's departure from the European Union has complicated access to life-saving treatments. According to one of the most comprehensive reports on the subject, Brexit has "damaged the practical ability" of doctors to enrol NHS patients in international clinical trials, cutting off access to revolutionary therapies and slowing research.

### Government Response and Future Investment

In response to the mounting crisis, the government recently announced a £2 billion investment aimed at overhauling cancer services across England. The pledge promises faster diagnoses, shorter treatment waiting times, and enhanced support for patients living with cancer. Under the new national cancer plan, all three key waiting time standards are targeted to be met by 2029.

Dr Godfrey also stressed the importance of maintaining research momentum: "It's essential that the government makes it easier and faster to set up clinical trials, as well as providing NHS staff with the time and space to carry out life-saving research."

## A Cause for Optimism — With Caution

The near-30% reduction in cancer death rates since the 1980s is a testament to what sustained investment in science, public health, and medical innovation can achieve. Yet the work is far from finished. Closing the gap with leading European nations, addressing rising rates in certain cancer types, and ensuring every patient has timely access to the best available treatments remain urgent priorities for both the NHS and policymakers alike.

Cancer death rates in the UK have dropped by almost a third since 1989. Discover what's driving the progress and the challenges that still remain.

UK Cancer Death Rates Fall Nearly 30% Since the 1980s

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UK Cancer Mortality Drops Nearly 30% Since the 1980s — Here's What's Driving the Progress

## Too Wired to Wind Down? Proven Bedtime Rituals to Calm Your Body and Mind

After a long, hectic day, quieting your thoughts and drifting off to sleep can feel nearly impossible. The mental noise from deadlines, responsibilities, and unresolved worries has a way of following you straight into the bedroom. The good news? A consistent wind-down routine can signal to your body that it is time to rest — and sleep specialists have the science to back it up.

## Why a Bedtime Routine Actually Works

A thoughtfully designed evening routine does more than just help you feel relaxed — it triggers a chain of biological responses that prepare your body for sleep. When you consistently engage in calming pre-sleep habits, your brain begins to associate those activities with rest. Whether it is a quiet hobby like reading or knitting, a mindfulness practice like meditation, or simply adjusting the atmosphere in your home, these rituals communicate one clear message to your nervous system: the day is over, and it is safe to let go.

## Strategy 1: Dim the Lights Early

One of the simplest and most effective changes you can make is controlling your lighting in the evening. Exposure to bright light suppresses melatonin — the hormone responsible for regulating your sleep-wake cycle. By dimming your environment, you encourage your body to produce melatonin naturally and ease into a sleepy state.

### Try This Tonight

Switch off harsh overhead lights in your living room and bedroom as the evening progresses. Replace them with dimmable lamps or bulbs with a lower wattage. When you are ready for bed, turn off all lamps completely. Keep in mind that even small amounts of light can interrupt your sleep — even through closed eyelids. If blackout curtains are not an option, an eye mask is a worthwhile investment.

## Strategy 2: Lower Your Body Temperature

According to Dr. Seema Khosla, a sleep medicine physician and host of the *Talking Sleep* podcast, the speed at which your body temperature drops directly influences how quickly you fall asleep. A cooler core temperature is a biological cue that tells your brain it is time to shut down for the night.

### Try This Tonight

Take a warm shower or bath before bed. The contrast between stepping out of a warm shower and into a cool room encourages a rapid drop in body temperature, which accelerates the onset of sleep. Set your thermostat to around 68 degrees Fahrenheit for an ideal sleep environment. A cooler room may make a surprising difference in both how fast you fall asleep and the quality of rest you get.

## Strategy 3: Protect Your Emotional State Before Bed

Anything that triggers strong emotions — whether excitement, anxiety, or stress — can keep your nervous system on high alert and make sleep difficult. Sleep researchers emphasize the importance of cultivating a sense of safety and calm as bedtime approaches.

### Try This Tonight

Take an honest look at your current evening habits. Are you scrolling through work emails, getting caught up in stimulating conversations, or planning exciting events right before bed? These activities may seem harmless but can elevate your emotional arousal at the worst possible time. Instead, opt for small, meaningful moments of connection — a hug with a loved one, a few minutes of gentle conversation, or a brief gratitude practice. These simple acts can foster a sense of well-being that eases you into sleep.

## Strategy 4: Empty Your Mind Onto Paper

A racing mind filled with tomorrow's to-do list or unresolved worries is one of the most common barriers to falling asleep. Rather than lying in the dark hoping those thoughts will disappear, sleep experts recommend addressing them proactively — before the lights go out.

### Try This Tonight

Keep a notebook on your nightstand. Before bed, write down every concern, task, or lingering thought that is occupying mental space. Next to each one, jot down a single, concrete action step you plan to take the following day. The key here is not to solve the problem — attempting to do so can actually increase mental arousal and keep you awake even longer. Simply acknowledging each stressor and assigning it a next step is enough to signal to your brain that it has been handled and can be set aside until morning.

## Build Your Routine One Step at a Time

You do not need to overhaul your entire evening schedule overnight. Start by incorporating one or two of these strategies and build from there. The goal is to create a consistent, calming pre-sleep ritual that your body and mind begin to recognize as the bridge between the busyness of the day and the deep rest you need each night. Over time, these habits can transform not just how quickly you fall asleep, but the overall quality of your rest.

Struggling to fall asleep? Discover expert-backed bedtime rituals that calm your mind, lower stress, and prepare your body for deep, restful sleep.

Bedtime Rituals to Calm Your Body and Mind for Sleep

Too Wired to Wind Down? Proven Bedtime Rituals to Calm Your Body and Mind

## The Clock Changes. Most People Complain. I Celebrate.

Every spring, like clockwork, the grumbling begins. Social media floods with memes about stolen sleep. Politicians draft bills to eliminate the time change. Health professionals warn of disrupted circadian rhythms. The national mood turns sour over a single lost hour.

And then there's me — apparently the one person in America who genuinely looks forward to it.

I'm not being contrarian for the sake of it. After two decades serving in the U.S. Navy, operating in high-pressure environments where conditions shifted without warning and hesitation could cost lives, I developed a fundamentally different relationship with disruption. Daylight saving time, to me, isn't a nuisance. It's an opportunity — one that most people are too frustrated to recognize.

## Reframing the Disruption: A Built-In Annual Stress Test

In the military, we had a simple philosophy: you don't wait for ideal conditions. You adapt, execute, and move forward. Perfect circumstances are a fantasy. What matters is how quickly and effectively you respond when circumstances shift.

Daylight saving time operates on that same principle. I call it **tactical discomfort** — a low-stakes, nationally synchronized exercise in psychological flexibility. Losing one hour of sleep is not a catastrophe. It's a controlled challenge. If a 60-minute shift throws your entire week into chaos, the clock isn't your problem. Fragility is.

We talk constantly about building resilience. Here, twice a year, is a practical chance to actually practice it.

## The Pattern Interrupt You Didn't Know You Needed

Most of us are running on autopilot. Same alarm. Same commute. Same habits. Same excuses recycled week after week. Comfort is the enemy of growth, and routine is comfort's most loyal accomplice.

The time change is a forced pattern interrupt. It jolts us out of our automated rhythms and demands a manual override of our mornings, our schedules, and our sleep. Rather than resenting that jolt, consider using it deliberately.

There are 168 hours in every week. The spring clock shift is the one moment each year when the entire country is simultaneously prompted to reconsider how those hours are being spent. Think of it as a blank slate:

- **Audit your morning routine** and identify what's working
- **Eliminate a habit** that's been quietly draining your energy
- **Add a workout** you've been putting off since January
- **Reclaim time** lost to mindless scrolling or passive consumption

Growth rarely emerges from comfort zones. Disruption, even minor disruption, creates the opening.

## A Symbolic Shift That Carries Real Psychological Weight

Beyond the practical, there's a deeper psychological dimension worth considering. The spring time change is a symbolic threshold — a marker that separates the inward contraction of winter from the expansive energy of longer, brighter evenings.

Humans are deeply wired to respond to seasonal signals. Even an artificially manufactured shift in the clock can function as a meaningful mental pivot point. It becomes permission — permission to change direction, recalibrate priorities, and step into a more intentional, higher-output version of yourself.

We don't require perfect conditions to reset. We need a trigger. Daylight saving time is one of the most reliable triggers we have.

## One of the Last True National Shared Experiences

In an era of deep cultural division, the time change remains one of the few experiences that still touches nearly all of us at once. Regardless of political affiliation, geography, or background, most of the country moves the clock together and feels the same collective shift in rhythm simultaneously.

Time is not purely biological — it's social. It's a shared agreement. And twice a year, the majority of Americans participate in that agreement in near-unison, around something entirely apolitical. That shared experience shouldn't be dismissed lightly. In a fragmented culture, it functions as connective tissue.

## The Practical Benefit Hidden in Plain Sight

There's also a straightforward safety argument that rarely gets the attention it deserves. For decades, the biannual clock change has served as a reliable reminder for households to check smoke detector batteries and refresh emergency preparedness kits.

Without that built-in, recurring nudge, countless families would simply forget. What feels like an inconvenience quietly doubles as a life-saving prompt — a small but meaningful public safety ritual embedded into the calendar.

## Stop Being a Victim of the Clock

Here's the honest truth: the time change doesn't make you tired. Your habits do. It doesn't steal your hour. It exposes how carelessly you were already spending the other 167.

In the military, blaming external conditions isn't an option. You master your schedule regardless of the sun, the season, or the circumstances. Civilian life, however, tends to treat time as something that simply *happens* to us — something we endure rather than command.

Daylight saving time invites a different mindset entirely:

- **Adapt faster** than you did last year
- **Reset deliberately** instead of drifting back into old patterns
- **Leverage disruption** as a catalyst rather than a complaint

## The Real Question Isn't Whether to Keep It

You can spend the next week complaining about a lost hour, posting memes, and blaming the government for your fatigue. Or you can treat it for what it actually is: a stress test, a reset button, a national synchronization event, and a psychological pivot point — all rolled into one Sunday morning.

Maybe the debate shouldn't be whether we abolish daylight saving time. Maybe the real question is whether we're disciplined enough — and self-aware enough — to use it.

While most Americans dread the time change, one Navy veteran argues daylight saving time is a powerful reset tool for resilience, productivity, and growth.

Why One Navy Veteran Loves Daylight Saving Time

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Why I'm Proudly the Last American Who Actually Loves Daylight Saving Time

## From Battle Cry to Burnout: The Susan Powter Most People Never Knew

If you grew up in the 1990s, you remember her instantly. Platinum buzz cut. Bare feet. Raw, unfiltered energy. And that phrase — *"Stop the Insanity!"* — that somehow still echoes through pop culture decades later.

Susan Powter was everywhere in the '90s. She built a wellness empire by rejecting diet culture and speaking plainly about real women's lives. Then, almost overnight, she vanished.

What most people never saw was what came after. Not a graceful exit or a quiet retirement — but financial devastation, deep isolation, and years of grinding poverty. Powter herself is clear: it was not a sudden fall. It was a long, slow grind that lasted years.

She spent nine years driving for Uber Eats, clocking eight to ten hours daily, seven days a week, just to earn between $80 and $100 a day to cover her basic bills.

But here is where the story takes a surprising turn — and why it feels so relevant right now. Technology did not contribute to her downfall. It became the foundation of her comeback.

---

## How Susan Powter Built Her Original Wellness Empire

### It Started at a Grocery Store in Texas

Powter's origin story has nothing to do with Hollywood boardrooms or marketing agencies. It begins in 1982, in Garland, Texas, where she was raising two babies born a year apart.

After her divorce, she gained over 130 pounds. She felt financially trapped, emotionally overwhelmed, and barely recognized herself. Then she started figuring things out — and sharing what she learned.

"I would go to the grocery store, Piggly Wiggly. This is the truth," she explains. Other mothers would approach her and compliment how she looked. Her response was always the same: *"No, no, you don't understand. I figured out with modification you could be fit."* And people would stop and listen. Right there in the grocery store aisle.

That moment was never a calculated marketing move. It was a single mother being honest with other women who were struggling. That honesty became her brand.

Classes followed. Then a studio. Then a full media machine. Yet Powter always resisted the labels people pinned on her.

"They always used to call me a fitness guru. I've never used that term," she says. Her preferred description is far more grounded: *"I said, I'm just a housewife who figured it out and started talking to other housewives."*

### When the Business Became a Monster

As the money poured in, so did the chaos. Powter describes management dysfunction, mounting legal battles, and a business that began operating without her at its center.

"It became a monster," she says. "It started generating so much money, and then they started producing me out of me."

Her final legal bill alone came to $6.5 million.

---

## Why She Walked Away and What Happened Next

### One Paragraph Changed Everything

The breaking point came while she was living in Beverly Hills, when she uncovered what she describes as corrupt management and bad-faith business dealings. She realized the empire she had built no longer belonged to her in any meaningful way.

Her response was swift.

"I sent one paragraph to everyone — Simon & Schuster, Time Warner, all management, literary agents. And I said, so-and-so no longer represents Susan Powter. Stop the Insanity. One paragraph."

Then she left. She moved to Seattle and began teaching fitness classes in basements. Everything else was abandoned.

### The Years Nobody Talks About

Powter is frustrated by the oversimplified version of her story that circulates online. She did not go from Beverly Hills to rock bottom in three years. The real timeline was far longer and far harder.

She lived at a welfare hotel called Harbor Island in Las Vegas for an extended period. She describes the experience as years of quiet poverty and shifting circumstances — not the dramatic collapse people prefer to imagine.

What she wants people to understand is what poverty actually does to a person's sense of self.

"It's soul-sucking, dehumanizing," she says.

She recalls one particularly brutal day — walking eight miles through Las Vegas heat that reached 120 degrees. The dollar store flip-flops she was wearing literally melted beneath her feet.

"That's when you feel dehumanized," she says.

During those years, she drew strength from a piece of advice she had received earlier in her career from the late Joan Rivers: *"You hang on, kid. This is a tough game."* When her world fell apart, Powter says she often asked herself, *"What would Joan Rivers do?"*

---

## How Technology Became Susan Powter's Lifeline

### Not a Productivity Hack — a Survival Tool

Powter does not talk about technology casually. She talks about it the way someone speaks about something that kept them alive.

A smartphone. An app. Digital platforms. These were not trendy tools she adopted reluctantly. They were practical instruments she used to find her way back.

"I'm internet obsessed, and I'm proud to say it," she says. She acknowledges the darker side of being constantly connected — but she does not let that overshadow what the internet made possible for her.

Her core strategy, stated plainly: *"I'm going to digitalize everything. I'm going to sell it myself. I'm going to own everything."*

That philosophy will resonate immediately with anyone who has ever worked as a creator, freelancer, or independent founder. When you stop waiting for gatekeepers to give you permission, you start building something that actually belongs to you.

### Gig Work as a Bridge, Not a Dead End

For nine years, Uber Eats was how she survived. It was unglamorous, physically demanding, and financially tight. But it also gave her something she had lost during the height of her fame: direct, transparent control over her income.

There were no hidden royalty structures or management fees. She could see exactly what she earned and why.

After years of that kind of clarity, data feels like protection. She now says she plans to monitor her analytics and bank balance constantly — not out of anxiety, but out of hard-won wisdom.

"Access to what is happening now matters, especially for 68-year-olds," she says.

For anyone who assumes technology is purely the domain of younger generations, Powter's story makes a compelling counter-argument.

---

## Susan Powter's New Digital Playbook

### Instagram, TikTok, and Owning the Narrative

Powter is not easing back into public life with caution. She is going all in.

She describes herself as "obsessed with TikTok and Instagram" and is actively exploring TikTok Shop as a revenue channel. Her approach to content is entirely in keeping with who she has always been — high energy, brutally honest, and completely allergic to performative polish.

"It's kind of like affiliate marketing on acid," she laughs.

She also draws a clear distinction between how she wants to show up online versus how most brands operate. Her goal is to demonstrate and educate — not to push products through manufactured enthusiasm.

"I'll recommend show and tell, not sell what I want to be," she explains.

### Building a Brand in Real Time

Beyond individual posts, Powter is thinking about long-form content. She is planning what she describes as vertical reality TV — documenting the brand rebuild as it happens, filming community gatherings, and retaining full ownership of everything she creates.

"I'll film it, I'll own the content, I'll put it up live. We're done," she says.

The ownership piece is non-negotiable this time around.

---

## The Book, the Documentary, and the Real Message

### A Memoir Written as a Letter to a Dead Dog

Powter's memoir, titled *"And Then EM Died: Stop the Insanity, A Memoir,"* is available on Amazon. She describes it as a letter to her late dog — and notes, with unmistakable satisfaction, that it is the first product she has ever fully owned across her entire career.

"I get to see every sale," she says.

The accompanying documentary, *"Stop the Insanity: Finding Susan Powter"* — executive-produced by Jamie Lee Curtis and directed by Zeb Newman — is available on both Amazon and Apple TV.

### What Actually Kept Her Going

Powter resists the kind of clean, inspirational narrative arc that gets packaged and sold. Her survival story is not tidy. It is not peaceful. And she will not pretend otherwise.

"The only reason I survived anything... No, I died a million deaths," she says.

What carried her through? Her answer is unexpectedly candid.

"A lot of it was rage. I wasn't going down like that."

But she does not leave it there. After everything — the empire, the collapse, the decade of quiet struggle — she lands on something that feels genuinely earned:

*"It doesn't matter what happened. To hell with that. My being survived."*

---

## What Susan Powter's Comeback Actually Teaches Us About Tech

Powter's story resonates because it is not a fairy tale. A very public identity collapsed. Private life became heavier than anyone on the outside could see. And yet the tools most of us associate with distraction and wasted time turned out to be exactly what she needed to find leverage again.

She is not claiming technology fixes everything. She knows the pitfalls. But she also knows its power firsthand — and she is using it the same way she has always done everything: loudly, honestly, and entirely on her own terms.

The question her story leaves behind is worth sitting with: if your life fell apart tomorrow, would your relationship with technology help you rebuild — or make things harder?

Susan Powter lost a multimillion-dollar empire and drove Uber Eats for 9 years. Now she's using TikTok and digital tools to rebuild everything on her own terms.

Susan Powter's Tech-Powered Comeback Story in 2026

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How Susan Powter Used Technology to Rebuild Her Life After Losing Everything

## The Muscle Crisis Most People Ignore After 50

When it comes to aging well, most people obsess over cholesterol levels and keeping their minds sharp. What rarely makes it onto the radar — until it's already a problem — is muscle loss. Yet according to geriatric health experts, preserving muscle mass is one of the most important things you can do to maintain strength, mobility, a healthy metabolism and your independence as you get older.

Here's the sobering reality: starting at age 30, adults begin losing up to 8% of their muscle mass every decade. This gradual decline, clinically known as sarcopenia, can speed up dramatically without the right combination of nutrition and resistance-based exercise.

## The Problem With the Standard Protein Recommendation

Protein is the foundation of muscle maintenance — but many older adults are relying on outdated guidance that wasn't designed for their needs.

The longstanding Recommended Dietary Allowance (RDA) for protein sits at 0.8 grams per kilogram of body weight per day. For a 165-pound adult, that works out to roughly 60 grams daily. On the surface, it sounds reasonable — but experts argue it tells only part of the story.

"The RDA of 0.8 grams per kilogram per day was established primarily to prevent muscle wasting and deficiency in younger adults," explained Dr. James J. Chao, co-founder and chief medical officer at VedaNu Wellness in San Diego. "It was never intended to be an optimization target for adults over the age of 50."

## Why Aging Bodies Need More Protein — Not Less

As we age, muscles become increasingly resistant to the anabolic signals that protein normally triggers — a phenomenon researchers call anabolic resistance. In practical terms, it means your body needs a significantly larger protein stimulus to achieve the same muscle-building response it once did effortlessly.

"Past your 50s, your muscles are much less sensitive to protein consumption than they once were," Dr. Chao told Fox News Digital. "Your body requires a larger dose of protein per meal to experience the same muscle-building benefits that you did in your 20s and 30s."

In response to this growing body of evidence, the latest U.S. Dietary Guidelines for Americans (2025–2030), released in January by the Departments of Health and Human Services and Agriculture, updated the protein recommendation to 1.2–1.6 grams per kilogram of body weight per day — a notable increase from the previous standard. For a 150-pound adult, that translates to approximately 75 to 100 grams of protein daily.

Many experts support targeting at least 1.2 grams per kilogram, especially for older adults who are physically active, recovering from illness or working to slow muscle deterioration.

## Special Considerations for Women After Menopause

Women navigating menopause may face an added layer of vulnerability when it comes to muscle health.

"After menopause, women experience accelerated muscle loss due to declining estrogen," said Alison Bladh, a Swedish nutritionist and women's hormone health specialist. "Postmenopausal women may benefit from intakes at the higher end of the recommended range, particularly if resistance training is not part of their routine."

For women in this life stage, being intentional about protein intake isn't just helpful — it may be essential for preserving long-term physical function.

## It's Not Just How Much — It's When You Eat It

Eating more protein is only part of the equation. Research increasingly points to timing and distribution throughout the day as key factors in supporting muscle repair and growth.

A common pattern that experts see: most people consume the bulk of their protein at dinner while eating very little at breakfast. This lopsided approach limits the body's ability to efficiently stimulate muscle synthesis.

The general recommendation is to spread protein intake across meals, aiming for 15 to 30 grams per sitting rather than loading up at a single meal.

## Best Food Sources to Hit Your Protein Goals

Experts consistently recommend meeting protein needs through whole foods whenever possible. The American Heart Association encourages prioritizing plant-based proteins — including legumes, lentils, nuts and soy products — along with fish and lean poultry, while limiting processed meats and those high in saturated fat.

Nutritionist Alison Bladh offers some practical meal ideas to help older adults hit their targets without overthinking it:

### Breakfast
- Greek yogurt topped with seeds
- Eggs paired with yogurt
- A protein smoothie made with milk or soy milk
- Cottage cheese with fresh fruit

### Lunch and Dinner
- Chicken or turkey wraps
- Tuna combined with beans or quinoa
- Lentil soup with a boiled egg
- Tofu or tempeh stir-fry
- Salmon or lean meat served with vegetables

### Snacks for an Extra Boost
To add an additional 10 to 15 grams of protein between meals, Bladh recommends edamame, hummus with chickpeas or a small handful of mixed nuts.

Protein supplements — such as shakes or powders — can be a convenient option for those with demanding schedules or elevated protein requirements. However, UCLA Health advises that supplements should complement whole-food meals rather than replace them on a regular basis.

## How Much Protein Is Too Much?

More isn't always better. Most Americans — particularly men between the ages of 19 and 59 — already meet or exceed their baseline protein requirements, according to federal dietary data.

For healthy adults, consuming up to approximately 2 grams of protein per kilogram of body weight per day is generally considered safe — around 135 grams daily for a 150-pound individual, per UCLA Health guidance.

One important exception: people living with chronic kidney disease should consult their healthcare provider before significantly increasing their protein intake, as higher amounts can place added strain on compromised kidneys.

## Protein Works Best Alongside Exercise

Finally, it's worth remembering that protein is a tool — not a magic solution. Muscle building requires both the right nutritional input and the right physical stimulus.

"Exercise and protein work synergistically," Dr. Chao emphasized. "Without sufficient protein, the muscle-building stimulus of exercise is blunted."

For adults over 50, combining adequate protein intake with consistent resistance training remains the most effective strategy for slowing muscle loss, maintaining functional strength and supporting a higher quality of life well into later years.

Adults over 50 need more protein than standard guidelines suggest. Learn how much to eat, when to eat it, and which foods protect muscle mass as you age.

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