pineal gland
Melatonin is secreated by the pineal gland.
The pineal gland (or, epiphysis) synthesizes and secretes melatonin.
The pineal gland regulates sleep. The pineal gland is the gland that produces melatonin. Melatonin is responsible for people falling asleep.
pineal gland
The pineal gland is responsible for releasing melatonin.
As night approaches, the pineal gland begins to produce and release the hormone melatonin. This hormone helps regulate the sleep-wake cycle by signaling to the body that it is time to prepare for sleep. The pineal gland is sensitive to light levels, so as it gets darker, melatonin production increases to promote sleepiness.
The pineal gland regulates sleep. The pineal gland is the gland that produces melatonin. Melatonin is responsible for people falling asleep.
pineal gland
pineal gland
The pineal gland helps regulate the body’s responses to day and night cycles. The pineal gland increases production of melatonin, a hormone that synchronizes the body’s rhythms with the cycle of light and dark.
pineal gland
It's melatonin, secreted by the Pineal Gland.