Long-term melatonin was use associated with heart failure, according to a new study. But there's more to the story.

A new study links long-term melatonin use to higher heart failure risk and death risk. The study is preliminary and doesn’t ...

In a new study, prolonged use of melatonin as a sleep aid in patients with insomnia was associated with increased risk for ...

A preliminary study set to be presented at the American Heart Association’s Scientific Sessions 2025 says that the long-term ...

Long-term use of melatonin supplements for sleep may be linked to a greater risk for heart failure, a recent study suggests.

A more likely explanation of the results, experts argued, is that insomnia itself — or a health condition that can cause ...

Long-term melatonin use among patients with insomnia is associated with negative cardiac effects, new research suggests.

The study has not yet been peer-reviewed, and experts suggest the long-term effects need further investigation.

Scientists warn this common supplement could be silently harming your heart - Sleep supplement should not be taken ...

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

Doctors say pills are not the best way to treat lasting insomnia. Jan. 20, 2012— -- Editor's Note: The original published text of this story began with an anecdote about a man who claimed to ...