"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Up to one in three Americans don’t get enough sleep, and millions struggle with actual sleep disorders.

“Melatonin supplements are widely thought of as a safe and ‘natural’ option to support better sleep, so it was striking to ...

The study isn't the kind that can prove cause-and-effect — and doctors stress that too little or interrupted sleep by itself ...

A new study links long-term melatonin use to higher risks of heart failure and death—doctors explain to Newsweek what it ...