You reach for the melatonin bottle on your nightstand, then pause. You've heard about new research linking melatonin to heart health concerns and other unwanted side effects, and suddenly you're ...

Catching a flight across the country or just having some trouble sleeping? Many people turn to melatonin supplements in these instances for extra help catching some Z’s. While melatonin does not have ...

Sleep issues have become increasingly common over the past few years due to a variety of factors. From modern lifestyle to high levels of stress, several factors can disturb the natural sleep cycle.

Melatonin overuse is becoming increasingly common, and experts warn that high or prolonged doses can cause hormonal changes, ...

Some studies suggest melatonin may have a positive effect on blood pressure, but evidence is mixed, and more research is ...

There’s been a significant rise in the number of adults in the U.S. who take a melatonin supplement. Considering that a whopping 50 million to 70 million American adults have a sleep disorder, it’s ...

The results of this study did not support our hypothesis that melatonin would improve sleep and suppress hot flashes among symptomatic postmenopausal women, but there were no significant adverse ...

The best time to take melatonin is 30 minutes to one hour before your desired bedtime. Learn more about the best time to take ...

Sara Moniuszko is a health and lifestyle reporter at CBSNews.com. Previously, she wrote for USA Today, where she was selected to help launch the newspaper's wellness vertical. She now covers breaking ...

Melatonin, once a gentle sleep aid, is now overused, leading to next-day grogginess and disrupted natural rhythms. High doses can blur night and day, causing vivid dreams and difficulty concentrating.

The 20 participants completing the study had a mean age of 59 years (range 51–69). As expected due to random group assignment, baseline values of urinary LH excretion among the 3 groups were not ...