Almost half of American parents give their kids melatonin to help them sleep. Could it actually be doing the opposite? A new ...

Learn more about some of the long-term effects of taking melatonin as an adult or a child.

Parents are using melatonin to help their children sleep. Here, an expert weighs in on whether these over-the-counter supplements are safe for kids.

What to know about the supplements people often use to help with falling asleep, jet lag, muscle tension and more.

Having trouble falling asleep? Hang on before reaching for the melatonin. A new study says chronic use of the sleep aid may lead to heart failure — but experts say you shouldn’t panic just yet. While ...

Melatonin may help ease chronic muscle and joint pain, and researchers say better sleep is only part of the explanation.

More and more adults are taking over-the-counter melatonin to get to sleep, and some of them may be using it at dangerously high levels, a new study has found. While overall use among the United ...

Long-term use of melatonin supplements, often used to promote sleep and address insomnia, is associated with a higher risk of heart failure diagnosis, heart failure, hospitalization and death from any ...

Add Yahoo as a preferred source to see more of our stories on Google. Melatonin is a hormone that your brain makes in response to darkness, according to the National Center for Complementary and ...

Don't lose sleep over headlines linking melatonin to heart failure. That's the message after some scary-sounding reports about a preliminary study involving the sleep-related supplement. It raised ...

If you've ever struggled getting to sleep, chances are you've turned to melatonin supplements to help. And you're certainly not alone: data on melatonin use collected as part of the National Health ...