A machine-learning analysis of brain waves recorded during sleep may help identify people at high risk of developing dementia, according to a study led by UC San Francisco and Beth Israel Deaconess Medical Center in Boston. ...
Mar 22, 2026
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You've probably experienced it—your alarm is set for 6:30 a.m., yet somehow your eyes snap open a few minutes before it goes off. There's no sound, no external cue, just the body somehow knowing it's time.
Dec 13, 2025
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A comprehensive review published in Brain Medicine illuminates the intricate connections between gut microbiota and sleep regulation, establishing the microbiota-gut-brain axis as a critical pathway in understanding and potentially ...
Nov 4, 2025
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Scientists at the University of Kentucky have uncovered a new reason why people with Alzheimer's disease often struggle with sleep, long before memory loss begins. The study, led by researchers at the Sanders-Brown Center ...
Mar 3, 2026
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Disruptions to our circadian clocks—the internal molecular timekeepers "ticking" in nearly every cell of our body throughout the day—can lead to a wide range of health problems, from sleep disturbances to diabetes and cancer. ...
Dec 22, 2025
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University of Texas at Dallas researchers, in partnership with Texas-based biotech company EnLiSense, have demonstrated a pioneering wearable perspiration-based sensor that measures two key hormones that regulate the body's ...
Jan 15, 2026
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Natural killer (NK) cells are the bodyguards of our immune system. As a first line of defense, they destroy invading pathogens, foreign bodies, and infected cells in early stages, thereby preventing them from spreading. NK ...
Dec 10, 2025
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Researchers at Tsukuba University in Japan report that memories acquired while awake are stored in a more permanent form (called memory consolidation) during the REM stage of sleep, and that this process requires the reactivation ...
Sep 2, 2025
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It begins with two people, one blanket, and two very different ideas of what's a comfortable sleeping temperature. By midnight, one partner is hot and sweaty while the other is freezing.
Dec 21, 2025
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Certain behavioral effects of not getting enough sleep may explain why people who have insomnia are at risk for problems with alcohol. A study of college students, published in Alcohol: Clinical and Experimental Research, ...
Jul 11, 2025
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