Melatonin has become a go-to remedy for people struggling to fall asleep, especially in countries where it can be bought without a prescription. But a new analysis presented at the American Heart ...

Melatonin may help with jet lag or a disrupted body clock, but taking large doses every night is not the best answer for ...

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 ...

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

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 ...

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

Folks using melatonin supplements as a sleep aid might be putting themselves at risk for future heart problems, a new study says. Adults with insomnia who'd been using melatonin for a year or more had ...

Researchers have found evidence that taking melatonin for a year or more is associated with a higher risk of heart failure. Reading time 2 minutes Melatonin is a well-known go-to sleep aid, but ...

Nurses chase cyclospora, aided by interviews, fast-food receipts — and the messy details Ebola kills 1,700 in eastern Congo as the fastest-growing outbreak surges ‘The world’s sanitarium’: How ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." We all know what it’s like to run on too little sleep, and many people with chronic or occasional sleep ...

The popular supplement has been linked to heart failure — but nearly half of parents rely on it to get their kids to sleep. What do the experts say? Getty Melatonin has been the go-to sleep aid for ...

Melatonin is a hormone your body makes to help control your sleep-wake cycle. It's also a common supplement that people use to manage jet lag and sleep disorders. Some research suggests melatonin ...