The gender-stress gap: Women benefit most from a daily workout
If you are looking to lower your stress levels this year, hitting the gym—or going for a brisk walk—might be your best strategy, especially if you are a woman.
Jan 7, 2026
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Human Activities: News and Research on Human Activities
MeSH tree: I03
Wearing a weighted vest can promote bone health and weight loss, but it's not a cure-all
Health and fitness trends come and go, and many fads don't deliver on their promises—remember vibrating belts or sauna suits? Today, weighted vests, made from sturdy fabrics like nylon and filled with iron sand or small weights, ...
Jan 7, 2026
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Foiled by fitness? Research sheds light on why our workout plans go awry
You know you should exercise, but you make a solid plan to do it … and then, in the decisive moment, you opt out. Why do many people choose to forgo their planned daily exercise again and again?
Jan 7, 2026
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2025 was the year protein 'jumped the shark'
Thirty years ago, when I began studying protein metabolism, I would never have guessed that 2025 would be spent explaining why more protein is not always better.
Jan 7, 2026
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CDC urges 'shared decision-making' on some childhood vaccines; many unclear about what that means
On Jan. 5, the Centers for Disease Control and Prevention (CDC) dramatically reduced the number of recommended childhood vaccinations from 17 to 11, citing practices in other wealthy nations, including Denmark, Germany, and ...
Jan 6, 2026
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Here's what to know about the unprecedented changes to child vaccine recommendations
U.S. health officials made broad changes to childhood vaccine recommendations Monday, alarming pediatricians and other medical experts who say they will sow confusion and undermine children's health.
Jan 6, 2026
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Few women meet aerobic, muscle-strengthening activity recommendation
About one-quarter of women report leisure-time activity meeting recommendations for both aerobic and muscle-strengthening physical activity, according to research published in the Dec. 18 issue of the U.S. Centers for Disease ...
Jan 5, 2026
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How low can you go (and still build muscle)? Why strength training matters at any age
Getting out of a chair shouldn't be a struggle. Yet for many older adults, simple everyday movements like this become increasingly difficult as our muscles break down and weaken with age, a process called sarcopenia. The ...
Jan 5, 2026
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How the last two respiratory pandemics rapidly spread through cities: Simulations highlight air travel as key driver
Public health researchers at Columbia University Mailman School of Public Health used computer modeling to reconstruct how the 2009 H1N1 flu pandemic and the 2020 COVID-19 pandemic unfolded in the U.S. The findings highlight ...
Jan 5, 2026
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Aging-related weight gain in women: It may start earlier in life than you think
Weight gain is common in women during perimenopause and after menopause, but the physical changes underlying it start much earlier in adulthood. Daniela Hurtado Andrade, M.D., Ph.D., an endocrinologist and obesity expert ...
Dec 30, 2025
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