Pink noise, a staticky sound that’s supposed to help people fall asleep, may actually worsen your rest, a new study found.

Get inspired by a weekly roundup on living well, made simple. Sign up for CNN’s Life, But Better newsletter for information and tools designed to improve your well-being. If you find yourself sleepy ...

Feeling sleepy during the day could signal a more serious issue for some groups. A new study published in the journal Neurology revealed a possible connection between daytime sleepiness in older ...

REM sleep is important for memory consolidation, emotional regulation and brain development, so our findings suggest that ...

Sound machines promise better sleep, but new research suggests they may quietly steal your REM and deep sleep.

We've all heard the best approach to solve a problem is to "sleep on it." It turns out there may be more truth to this adage ...

Children with spina bifida, a malformation of the spinal cord that can lead to mobility impairments and hydrocephalus—a buildup of fluid in the brain—face significant risk of cognitive difficulties ...

A new study shows that even a moderate dose of caffeine alters brain activity during sleep, increasing complexity and nudging neural systems toward a high-efficiency processing state, especially in ...