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 ...

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

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

Researchers found caffeine changes brain activity during sleep, reducing deep restorative sleep and keeping the brain more ...

A machine-learning analysis of brain waves recorded during sleep may help identify people at high risk of developing dementia, according to a study led by UC San Francisco and Beth Israel Deaconess ...

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

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 ...

A machine-learning analysis of brain waves recorded during sleep may help identify people at high risk of developing dementia, according to a study led by UC San Francisco and Beth Israel Deaconess ...

Sleep works magic on memory. You might’ve felt these frustrations before: Trying to learn a guitar riff, shoot a free-throw, or nail a difficult phrase in a new language, but despite hours of practice ...

For years, researchers have been building an ever-longer list of dementia risk factors: poor diet, lack of exercise, social isolation, air pollution, untreated hearing loss, diabetes, high blood ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to curiouskidsus@theconversation.com. Why do I feel better rested when I wake myself ...