A new international study drawing on 73 million nights of data reveals that our sleep patterns are seriously shaped by the day of the week, the season, and where we live. Working with sleep data from ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. As the clocks "go forward" for large parts of the U.S. this weekend, ...

When young adults start working, the amount of daily physical activity they do increases sharply, only to fall away again over the new few years, while the amount of sleep they get falls slightly, ...

Increasing sleepiness over 5 years doubled dementia risk among cognitively unimpaired women in their 80s. Sleep efficiency, wake after sleep onset, and nap duration and frequency were individually ...

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

Sleep science continues revealing new insights about this fundamental aspect of human health. Research consistently demonstrates that quality sleep affects everything from cognitive function to ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Increased daytime sleepiness could raise the risk of dementia among ...

Please provide your email address to receive an email when new articles are posted on . Older women with increasing daytime sleepiness had roughly double the risk for dementia vs. those with stable ...

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 ...

The bedside table of the modern health enthusiast increasingly features sophisticated technology aimed at unlocking the mysteries of sleep. From advanced rings and watches that monitor heart rate ...

There are many disadvantages to getting older – and one of them is poor sleep. But in the approach to World Sleep Day (March 13), the good news is that although there are many reasons why sleep may ...