A major study links prolonged melatonin use to a significantly higher risk of heart failure, hospitalisation, and death ...

Melatonin supplements may not be the harmless sleep solution millions believe them to be. A sweeping new study tracking more than 130,000 adults with insomnia has uncovered troubling connections ...

Add Yahoo as a preferred source to see more of our stories on Google. Taking melatonin for long periods of time could be a sign of underlying heart problems. Long-term use of the popular ...

Some studies point to melatonin use as beneficial to heart health, while others say the opposite. Here’s how to make sense of the complex research. Melatonin may be one of America’s most trusted sleep ...

A new study has found that people who took melatonin for a year or longer to help with sleep had a much-higher risk of developing heart failure, being hospitalized for it, or dying from any cause, ...