Every 20 seconds, a wave of fresh cerebrospinal fluid rolls into the sleeping brain. These slow, rhythmic blasts, described for the first time in the Nov. 1 Science, may help explain why sleep is so ...

You wake up after a terrible night of sleep, and the fog is immediate: names slip away, your train of thought derails ...

Summary: Researchers dismantled the classic assumption that a person’s ability to easily fall asleep after a cup of coffee ...

During sleep, the brain cleans itself, turning up the flow of cerebrospinal fluid through the gray matter parenchyma to wash away waste. What powers this flow? In the February 28 Nature online, ...

Taking a pill containing cannabis compounds might alter sleep patterns for individuals with mild to moderate insomnia, mostly ...

Researchers have known that a lack of quality sleep can increase a person’s risk of diabetes, but it’s not been known why. The results of a study in humans by a team of sleep scientists at the ...

Share on Pinterest Might deep sleep play a role in blood sugar control? Image credit: Igor Ustynskyy/Getty Images. Also concerningly, in 2019, 96 million Americans aged 18 and older had prediabetes, ...

On my last day at work a few years back, they gave me a going-away party, and it turned into something more like a roast. One of the top leaders told a story I’d sort of hoped he’d forgotten. The ...

If you've been looking for a sign to work on your sleep hygiene, this is it. A new study suggests that a particular wave of sleep, called slow-wave sleep, plays an integral role in staving off ...

Researchers have uncovered a potential mechanism in humans that explains how and why deep-sleep brain waves at night are able to regulate the body's sensitivity to insulin, which in turn improves ...