Melatonin supplements may help treat sleep conditions like insomnia, as well as post-traumatic brain injuries and migraines. They're generally safe and nontoxic. However, taking more than you need may ...

Fact checked by Nick Blackmer A new study found that melatonin users had higher rates of heart failure, hospitalizations, and ...

When you've worked in the sleep industry long enough, you're going to hear one question resurface time and time again: “How much melatonin should I take?” The answer will vary from person to person, ...

Melatonin is wildly popular—and wildly misunderstood. Here’s why scientists say taking this supplement doesn’t necessarily translate to better sleep. Melatonin is a widely used supplement, touted for ...

“Melatonin supplements may not be as harmless as commonly assumed. If our study is confirmed, this could affect how doctors ...

Melatonin is one of the most widely used over-the-counter sleep aids today. You’ll find it on every supplement aisle, with labels promising better rest, fewer sleepless nights, and a more “natural” ...

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

Note: The U.S. Food and Drug Administration (FDA) does not approve supplements for safety or effectiveness. Talk to a healthcare professional about whether a supplement is the right fit for your ...