Body weight workouts in the evening may be linked to around 30 more minutes of sleep at night and without increasing sleep interruptions, a new study suggests, the newest evidence in the long debate ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Alzheimer’s disease is a devastating condition that impacts millions of families around the world. But ...

If you’ve ever wondered whether your six hours of sleep are too few—or if your nine-hour snoozes are too indulgent—science has a surprising answer: it depends on where you live. A groundbreaking ...

Scientists now know that while we snooze, our brains help solidify the memories we made during the day. In this Special Feature, we investigate whether simple techniques might help improve memory ...

Just as a single night of insomnia may leave you feeling groggy and cranky, solid slumber can help you feel rested and ready to take on the day. How well you sleep over time, however, can influence ...

Researchers using continuous glucose monitoring uncover how bedtime habits and sleep length directly affect blood sugar stability, highlighting sleep as a powerful tool in managing diabetes risk and ...

Already multitool smart devices, Apple Watches added another buzzworthy feature last month: an app to detect sleep apnea. Sleep apnea is a condition that causes a sleeper’s breathing to pause when the ...

Sign up for CNN’s Sleep, But Better newsletter series. Our seven-part guide has helpful hints to achieve better sleep. A restless night may leave you feeling tired ...

Share on Pinterest A new mouse study shows that more toxins and metabolites are cleared from the brain during awake time than during sleep. romaset/Getty Images A new study in mice suggests the ...