Melatonin supplements are far from harmless. Dr Menon discusses the impact of prolonged, high dose use on heart and cardiovascular health.

DEAR DR. ROACH: I am an 82-year-old female who has a hard time staying asleep. I have been taking melatonin to help. I read ...

What Is Circadian Rhythm?Circadian rhythm is your body’s natural, internal 24-hour cycle that determines when you sleep and ...

Remember when you were a child, playing all day long, and at the end of the day, you would take a bath, put on your pajamas, ...

Melatonin can be helpful, but more study needs to be to see if there is any connection between taking it and elevated risk of ...

In my opinion, it is more likely that people who have heart failure do not sleep well and are more likely to take melatonin.

Certain foods naturally contain melatonin, which can make you feel more tired than you expect. This guide highlights ten ...

I am an 82-year-old female who has a hard time staying asleep. I have been taking melatonin to help. I read recently that if ...

The Big Dark. At its most intense, night lasts from about 4 p.m. until 8 a.m., continuing from late October through mid-March ...

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I am an 82-year-old female who has a hard time staying asleep. I have been taking melatonin to help. I read recently ...

A growing number of young people are opting to ‘dark shower’, saying it helps them to de-stress and sleep better. Lydia ...