Researchers trace how different sleep stages may fine-tune what we remember, trading specifics for more general knowledge.

REM sleep is a stage of sleep when your heart rate increases, your blood pressure elevates, and your brain processes emotions ...

When people believe they’ll be restless under a full moon, that expectation alone can be enough to keep them awake.

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images There are tell-tale signs when you don’t get enough REM sleep. It’s the ...

Researchers led by Masako Tamaki at the RIKEN Center for Brain Science in Japan report a link between deep sleep and cerebrospinal fluid, the clear liquid that surrounds and supports the brain and ...

The Two Pillars of Recovery If you’ve ever wondered whether deep sleep or REM sleep is “more important,” think of it like comparing cardio to weight training.

You did it! You finally won the lottery, and you're making plans to spend all that cash ... but then you're startled awake by your alarm clock. It was just a dream (sigh). Whether or not you remember ...

Neuroscientists probing the boundary between sleep and awareness are finding many types of liminal states, which help explain ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? Alzheimer’s disease is a devastating condition that impacts millions of ...

RBD is marked by loss of REM sleep atonia, leading to physical dream enactment. Polysomnography is essential to confirm RBD and rule out other disorders. Idiopathic RBD is a strong predictor of ...

Whether it's hormones or family and societal pressures, many women feel they need more than eight hours' sleep. Turns out ...