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

New study suggests melatonin is linked to alarming increase of heart failure - Sleep supplement should not be taken ...

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

Taking melatonin at any point in the day can cause drowsiness.

It's an unpleasant feeling for us, but is failure necessary for success? A world champion athlete and Duke professor explain ...

It’s easy to jump to conclusions when you read a headline that suggests the buzzy sleep supplement melatonin is linked with ...