"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." There’s a reason you feel amazing after a deep, full night of sleep. Not only is your body resting, but ...

Sound machines may not be the sleep saviors many believe. Researchers found that pink noise significantly reduced REM sleep, while simple earplugs did a better job protecting deep, restorative sleep ...

Plenty of people use apps and ambient sound machines to reduce clamor and improve their sleep — but not all noise is created equal. In fact, new research suggests that a particular type could ...