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The pineal gland is a small gland in the brain, located just above the brain stem. It makes melatonin. Melatonin is a hormone that helps regulate the sleep-wake cycle.
ByHealthwise StaffPrimary Medical Reviewer Kathleen Romito, MD - Family Medicine Alfred J. Lewy, MD, PhD - Psychiatry
Current as ofDecember 7, 2017
Current as of:
December 7, 2017
Kathleen Romito, MD - Family Medicine & Alfred J. Lewy, MD, PhD - Psychiatry