My high school self would have been absolutely horrified at the state of my once carefully maintained sleep schedule. For the ...

From tart cherry juice to the timing of your last meal, the emerging science of chrono-nutrition reveals how specific foods ...

Does getting the sleep you need to feel your best pose an ongoing challenge? Here are 9 possible reasons why, plus tips to fall asleep faster.

Your nightly sleep cycle plays a key role in the quality of your sleep. Here's what happens in each stage and why it matters ...

New research suggests that two unlikely lifestyle elements—the size of your bedroom and the length of your commute—are linked ...

Despite evidence that seasonal time changes lead to increased health and safety risks, Americans will once again partake in ...

Scientists are providing a fuller understanding of the essential role that sleep plays in brain health, identifying an abrupt transition at about 2.4 years of age when its primary purpose shifts from ...

Much of sleep medicine research focuses on specific problems, such as sleep apnea’s link to cognitive decline, how insomnia ...

In TODAY.com's Expert Tip of the Day, a cardiologist explains why nighttime is important for cardiovascular health.

Brown University behavioral scientist professor Diana Grigsby-Toussaint told Newsweek the tell-tale signs parents can look ...

Only 1 in 7 school kids is getting enough sleep - and parents have no idea - Sleep deprivation is linked to life-long ...