Sleeping in on the weekend to catch up on sleep lost during the week may be good for adolescents' mental health, according to new research by the University of Oregon and the State University of New York Upstate Medical University.
Jan 7, 2026
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A poor night's sleep portends a bleary-eyed next day, but it could also hint at diseases that will strike years down the road. A new artificial intelligence model developed by Stanford Medicine researchers and their colleagues ...
Jan 6, 2026
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Circadian rhythms that are weaker and more fragmented are linked to an increased risk of dementia, according to a new study published in Neurology. The study also found that circadian rhythm levels that peaked later in the ...
Jan 5, 2026
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Prescription stimulants, such as Ritalin and Adderall, are widely used to treat attention deficit hyperactivity disorder (ADHD), including in children. In the U.S., about 3.5 million children aged 3 to 17 take an ADHD medication, ...
Dec 24, 2025
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Working the night shift, frequently flying across time zones or keeping an irregular sleep schedule does more than just leave us exhausted; it can fuel the risk of aggressive breast cancer. Exactly how and why this happens ...
Dec 23, 2025
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What makes someone a "morning lark" or a "night owl?" Why does jet lag hit us so hard, and why do some people struggle each winter with seasonal affective disorder? Clues to these puzzles may lie in a tiny brain region called ...
Dec 22, 2025
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Researchers at University of Tsukuba examined the association between sleep characteristics and workplace productivity using real-world sleep data from approximately 80,000 users (spanning more than 2 million nights) of sleep-tracking ...
Dec 18, 2025
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A new study published in npj Aging provides compelling evidence that untreated obstructive sleep apnea (OSA) accelerates cardiovascular aging and significantly increases the risk of premature death.
Dec 11, 2025
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Manipulating mouse brains during sleep improved their ability to remember new experiences that would normally be forgotten—a finding with important implications for treating Alzheimer's disease and other forms of dementia ...
Dec 11, 2025
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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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