Melatonin is a hormone that regulates your sleep-wake cycle. Some research shows melatonin supplements might promote modest ...

As families return to school-term routines, sleep difficulties often resurface. For many parents, particularly those raising ...

Medically reviewed by Allison Herries, RDN Key Takeaways Melatonin is a hormone that regulates your circadian rhythm and ...

Long-term use of melatonin supplements may be linked with a higher risk of heart failure, according to new research — but does that mean people taking it as a sleep aid should stop using it now? In a ...

Melatonin is a hormone naturally produced in the body by the pineal gland, and it helps regulate the body’s sleep-wake cycle. Melatonin levels increase during darkness and decrease during daylight.

Long-term melatonin use for sleep problems may come with unexpected heart dangers. Researchers found that chronic users were almost twice as likely to die and 3.5 times more likely to be hospitalized ...