As people grow older, the same brain chemistry that once supported sharp thinking and stable mood can quietly start to work ...

Male fertility is declining due to a combination of ageing (reduced testosterone, increased sperm DNA damage), lifestyle ...

Although wolf-canine interbreeding has been considered extremely rare, the latest research shows that many present-day ...

WIRED spoke with DeepMind’s Pushmeet Kohli about the recent past—and promising future—of the Nobel Prize-winning research ...

Melatonin (MEL) acts as a powerful scavenger of free radicals and direct gonadal responses to melatonin have been reported in the literature. Few studies, however, have evaluated the effect of MEL ...

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.

Sleep aids containing melatonin are booming, but new research points to an association between longer-term use and a risk of heart failure. According to an analysis presented at an American Heart ...

The popular supplement has been linked to heart failure — but nearly half of parents rely on it to get their kids to sleep. What do the experts say? Getty Melatonin has been the go-to sleep aid for ...

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 ...

As many as 70 million people in the U.S. have problems with sleep, and many are increasingly turning to melatonin supplements to help them fall asleep. People generally perceive these over-the-counter ...

Melatonin, a popular sleep aid supplement, has been linked to an increased risk for heart failure in a new study. The research, which is scheduled to be presented at the meeting of the American Heart ...

Prolonged use of the common sleep supplement melatonin could be linked to hospitalisation for heart failure, or even death, a new large-scale study warns. Melatonin is a hormone produced by the body ...