Studies show college athletes sleeping less than 7 hours per night are almost twice as likely to be injured when compared with athletes sleeping more than 8 hours.

"Teens are chronically sleep deprived," says Alison Kole. "And we need to start talking about why that is."

A growing body of research is finding a robust link between diet and sleep quality. But it’s not just the usual suspects like caffeine and alcohol that can get in the way of restful sleep.

Sleep does more than just ease sleepiness. It also helps restore our brain's operating system to a critical state, researchers propose.

Humans aren't the only ones who like to be close during sleep, researchers report. That drive for touch can have its downsides, however.

Most teens aren’t getting enough sleep, leading to poorer academic performance. Early school start times combined with natural changes in hormones and the circadian rhythm could be to blame.

Most people who use cannabis to get a good night's rest report skipping over-the-counter or prescription sleeping pills all together.

Synchronizing your daily activities to your circadian rhythm could help you improve your performance on a variety of cognitive tasks − and even influence diagnosis of cognitive disorders.

Up to 50% of US teens feel they are addicted to their devices. But help is out there.