Deep beneath the cerebral cortices, a vestigial eye measures and keeps time. In a sense, the pineal gland is ophthalmology territory. Few clinical situations draw the pineal gland to the ...

Melatonin is a hormone that helps regulate the body’s sleep-wake cycle. However, there is no research to show that it is safe to give infants. Although the body produces its own melatonin, taking ...

Melatonin may be safe for adults and children with sleep disorders when taken as prescribed by a doctor. However, there isn’t enough evidence on infant safety, and more research is needed. Melatonin ...

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 ...

Melatonin is a hormone made by the pineal gland, which is located in the middle of your brain. Melatonin encourages good, healthy sleep. Your melatonin levels naturally go up at night, a few hours ...

A common solution to sleeplessness may have adverse health effects. Consistently taking melatonin supplements, which are commonly used to promote sleep and address insomnia, was associated with a ...

Long-term use of melatonin supplements may be linked with a higher risk of heart failure, according to new research — but does that mean people taking it as a sleep aid should stop using it now? In a ...