How melatonin works and what you should know about it

How melatonin works and what you should know about it
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(Aging Untold) — Melatonin is a popular sleep aid, but a neurologist says many people misunderstand what it actually does. Dr. Michael Howell, a neurologist and sleep specialist at the University of Minnesota, said melatonin is a hormone produced in the brain that helps regulate the body’s circad...