Sleep trackers promise to turn the mystery of the night into clean numbers and colorful charts. Yet as the devices have ...

You’ve heard of REM sleep but what about deep sleep? Experts share why it’s important and how to make sure you’re getting enough of it.

Few experiences rival the calm satisfaction of falling asleep easily and waking up feeling fully rested. But sleep is more than a luxury or idle downtime, it’s a vital biological process that supports ...

Tech companies that once competed to keep you awake and scrolling are now fighting to optimize your sleep and track your dreams. The same Silicon Valley giants that created addictive apps and endless ...

A quick nap with deep N2 sleep could unlock hidden insights, as scientists find brainwave patterns during sleep best predict those breakthrough moments. Study: N2 sleep promotes the occurrence of ‘aha ...

Lucid dreaming is so yesterday. Now, sleep scientists are focusing on a rare phenomenon in which people remain aware while sleeping — but experience no dreams, thoughts or even a sense of self.

Long-term use of benzodiazepines and Z-drugs may help older adults fall asleep, but new research shows they alter sleep architecture and brain activity in ways that could undermine memory and next-day ...