Night-time exposure to light disrupts body’s circadian rhythm, and can increase the risk of heart failure and other diseases.

Ethylene is known to influence fruit physiology, but its specific role in regulating phenolic metabolism in grape seeds has remained unclear.

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.

Winter’s shorter days and longer nights can disrupt sleep-wake cycles. Poor sleep can increase cortisol levels and disrupt hormone balance, affecting fertility hormones in men and women. Following a ...

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 ...

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 ...

In their November Scientific Sessions in New Orleans, the American Heart Association released a preliminary study showing that long-term use of melatonin supplements could be connected to heart ...

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 ...

If you are using melatonin every night, learn about possible long-term effects, common reactions, and when to consult a doctor for safe sleep support. Melatonin has become a common sleep-support ...

A new study has found that people who took melatonin for a year or longer to help with sleep had a much-higher risk of developing heart failure, being hospitalized for it, or dying from any cause, ...