A brief afternoon nap may reset key brain processes, helping the mind stay flexible, focused, and ready to learn.

Recent research reveals we dip into a sleeplike state as our brains flush out waste buildup.

Here’s what you’ll learn when you read this story: We have evolved a sleep cycle that goes from non-REM to REM sleep and back again, but until now, the biological function of this oscillation was ...

Want to give your brain a boost? It might be time for a "synaptic reset." New research suggests that a short midday nap can ...

On the flip side, sleep also may be used to supercharge your memories and improve your recall. “In part, while we are ...

Poor sleep may be caused by everyday habits. Learn what sleep hygiene is, why it matters, and 12 science-backed tips to sleep ...

The mice had a genetic mutation that he suspected was linked to sleep problems. More striking were the electrical brain ...

Have you ever wondered what happens in your brain while you sleep? A good night's sleep does more than just help you feel rested; it might literally clear your mind. A study published in the journal ...