Some studies point to melatonin use as beneficial to heart health, while others say the opposite. Here’s how to make sense of ...

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

Melatonin is purported to play a myriad of roles in humans. The most important of these is maintaining the sleep-wake cycle or the circadian rhythm. The roles of melatonin in humans can be summarized ...

Certain foods naturally contain melatonin, which can make you feel more tired than you expect. This guide highlights ten common foods that may be draining your energy and explains how to adjust your ...

One of my friends is taking melatonin and has urged me to do the same in order to protect against heart attacks and Alzheimer’s disease. Do you agree that it is worthwhile to take melatonin? My short ...

Sleep remains an underrated tool in the weight-management arsenal. A regular routine of sufficient, high-quality sleep can make a real difference in the ability to maintain a healthy weight, and can ...

Melatonin could be a novel drug for preventing bone loss of astronauts during space flight. Here we used goldfish scales as a bone model of coexisting osteoclasts and osteoblasts and demonstrated that ...