The pineal gland in the brain produces the sleep hormone melatonin in response to darkness. Melatonin helps regulate the body’s circadian rhythm, which is the internal process that involves the ...

Overview: Melatonin is used for various sleep problems. It is a hormone made by your brain that helps your body set its internal clock. Your brain makes more melatonin when it gets dark out, which ...

Well-known for its role in the sleep-wake cycle, melatonin is now being studied for its pro-aging properties. As humanity continues to search for the elusive fountain of youth, one intriguing area of ...

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.