Hormonal shifts during menopause can quietly disrupt sleep, leading to more frequent awakenings and lighter rest.

ALTHOUGH our sleep patterns can change as we get older, the amount of sleep we need remains unchanged: Seven to nine hours a night. However, this target can be difficult to achieve, as shifting sleep ...

Add Yahoo as a preferred source to see more of our stories on Google. A painting of a woman waking up. The wild thing about Ekirch’s study was that the evidence of biphasic sleep was staring us in the ...

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 ...

As people grow older, many things about daily life begin to change, including sleep patterns, energy levels, physical health, ...

Some fish, it turns out, are morning people. They swim hard during daylight, sleep mostly at night, and tend to live longer. Others drift into daytime napping early in life, move less vigorously, and ...

Higher nighttime light exposure is associated with increased light sleep duration, with complex effects on deep sleep duration. Subgroup analyses show stronger associations in older adults, smokers, ...

Among women at least 1 year after bariatric surgery, longer rapid eye movement (REM) sleep duration was associated with lower body fat percentage, whereas symptoms of sleep-disordered breathing were ...

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 ...

NEW HAVEN, Conn. (WFSB) - Clocks moved forward one hour Sunday morning for daylight saving time, and health experts say that lost hour can disrupt sleep patterns for weeks. Brianna Garrison, an ...