What Is Melatonin?
When you purchase through links on our site , we may earn an affiliate committee . Here ’s how it work . Melatonin is a hormone raise course by the pineal secretory organ in response to darkness . level stay mellow during sopor until the pineal gland tapers off production in response to sparkle . Melatonin ’s effects on sleep , other hormones and cancer are the reason it has been study ever since its discovery in the 1950s ....