Pineal gland
Pineal gland
the pineal gland
Pineal gland
It would be an overstatement that a gland is responsible for sleep, however, the pineal gland does have some connection to sleep. It secretes a hormone called melatonin which contributes to sleepiness.
melatonin
Circadian
Circadian
Melatonin. You can buy it in pill form at most grocery stores and drug stores.
Pineal gland or Pineal body which makes melatonin, a hormone important in the sleep-wake cycle. It also influences sexual development
That controls sleep and wakefulness. It is the body's natural clock. It is a biological rhythm or cycle of approximately 24 hours.
The hormone melatonin, which is secreted by the pineal gland.
Melatonin is a hormone our body produces that makes us sleepy. Stop using any electronics at least an hour before bed because the light from the gadgets makes your body stop producing melatonin therefore you won't feel the sleepy effects from the hormone.