Many of us think of melatonin only as an over-the-counter sleep aid, given its widespread use. But melatonin is a hormone already circulating through our bodies, like adrenaline or cortisol. As a ...

Is melatonin making you murky in the morning? Our bodies naturally produce the hormone melatonin to help regulate our sleep-wake cycle. Melatonin is also a popular supplement meant to address sleep ...

Melatonin recently gained attention as a quick solution to sleep-related issues. While melatonin can be an effective sleep ...

Researchers have found links between long-term melatonin supplement use and heart health issues, a new preliminary study ...

Melatonin is a hormone naturally produced in the brain that's linked to your body's sleep and wake cycle. The natural release of melatonin is stimulated by darkness and suppressed by daylight. It's ...

An over-the-counter sleep aid may put some users at higher risk for heart failure and death. In a preliminary study of adults with insomnia, researchers found as association between long-term ...

New research says the popular sleep aid may negatively impact the heart — but experts caution that more research is needed Getty Long-term melatonin use has been linked to an increased risk of heart ...

People who used the supplement daily for more than 12 months had worse health outcomes than those who didn't use the ...