Serum melatonin levels are lower and peak later in patients with methamphetamine use disorder than in those without, ...

(The Hill) — A new study has revealed that melatonin gummies advertised to help with sleep may have potentially harmful levels of the hormone, as well as cannabidiol (CBD) that was not labeled on the ...

The study isn't the kind that can prove cause-and-effect — and doctors stress that too little or interrupted sleep by itself ...

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

A preliminary study involving the sleep-related supplement.raised questions about the safety of long term use of melatonin for insomnia.

Long-term melatonin use was associated with a higher risk of heart failure, according to a preliminary study announced this ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (The Hill) — A new study has revealed that ...