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

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

A new preliminary study has found that long-term use of melatonin for a year or more was linked to a higher risk of heart ...

A new study presented at the American Heart Association’s Scientific Sessions 2025 suggests that long-term melatonin use for ...

Q. You wrote recently about the dangers of taking melatonin for insomnia, especially in large doses. In the study you cited, more people taking this pill had heart failure. The dose might not be quite ...

Long-term use of melatonin supplements, often used to promote sleep and address insomnia, was associated with a higher risk ...

A new study raises safety concerns about long-term use of melatonin supplements by those with insomnia, noting that it ...

New research linked long-term melatonin use with heart failure risk. However, more research is needed to validate the ...

Headlines this week have raised alarms about the popular sleep supplement. By Caroline Hopkins Legaspi Caroline Hopkins ...

New research has linked melatonin use with higher rates of heart failure, hospitalizations, and death. Experts explain the connection and reveal whether you should stop using the sleep aid.

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

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