Melatonin is a Natural Sleep Aid; but You May Be Overdoing It

More than a third of US adults report insufficient sleep - defined as fewer than seven hours per day - according to the Centers For Disease Control, and while it's tempting to wear your exhaustion like a badge of honor, getting to the bottom of your sleep troubles is essential.

"Sleep is important for health, just like nutrition and exercise, and it should be protected," neurologist Heidi Roth, MD, codirector of the sleep clinic at the University of North Carolina at Chapel Hill says.