Our muscles are built from bundles of fibers. Some are fast-twitch, tuned for quick, powerful bursts of effort but quick to tire. Others are slow-twitch, built for endurance and packed with more mitochondria, the structures ...
Sep 29, 2026
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There is no treatment available today to stop the death of brain cells in neurodegenerative diseases known as tauopathies, including Alzheimer's disease, in which twisted clumps of a protein called tau accumulate in the brain.
Sep 28, 2026
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What happens in the brain of someone with dementia when they hear music that means something to them? Researchers from Alzheimer Center Amsterdam and the Netherlands Institute for Neuroscience mapped how the brain responds ...
Sep 26, 2026
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As women go through menopause, they often sense that it's not just their bodies changing, but also their minds. They report hot flashes, anxiety, brain fog and trouble sleeping—all symptoms that can be traced back to the ...
Sep 25, 2026
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Most people occasionally misplace their car keys or forget a dentist's appointment, especially as they get older. When memory lapses occur regularly and interfere with daily life, however, they could be a sign of a serious ...
Sep 25, 2026
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Older Americans are increasingly taking multiple prescription medications and dietary supplements. Although the prevalence of potentially major drug-drug interactions has declined slightly, more than 1 in 5 older adults are ...
Sep 24, 2026
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The Earth's magnetic field may influence how cells produce energy, physical performance and even lifespan, according to new research from the University of Nottingham.
Sep 23, 2026
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The numbers paint a grim picture. Roughly half of all U.S. adults are lonely, according to a 2023 report, and nearly as many feel socially isolated. Though just as serious as other health risks, loneliness and social isolation ...
Sep 23, 2026
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Getting sick can look very different for people with Down syndrome (DS); illnesses that are mild for most people may lead to serious complications, including pneumonia, hospitalization or the need for intensive care.
Sep 20, 2026
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A team from the Department of Computational Biology at the University of Lausanne has developed an artificial intelligence model capable of estimating a person's retinal age from a simple photograph of the back of the eye. ...
Sep 16, 2026
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