Alcohol is often used as a sleep aid – with some people crediting a "nightcap" with helping them fall asleep more easily. But ...

New research on ‘slow-wave sleep’ may have implications for others battling insomnia, including people with anxiety and ...

Considering how much time cats spend asleep it seems reasonable that they would have dreams. Cats sleep 15 hours a day on ...

Recent studies reveal how the timing of dreams may offer clues to Alzheimer's risk. How sleep patterns impact cognitive health and prevention.

Researchers have discovered that positive emotions enhance perceptual memories during sleep, particularly in the non-REM stage.

REM sleep goes even deeper into brain recovery, dreaming and processing memories and emotions. This is the sleep stage in ...

A sleep expert details why you wake up groggy from a nap and how to make the most of your snack-sized slumber.