Sleep is one of the most important (and easiest) ways to stay healthy.  If you have trouble sleeping but don't like having to take a prescription or OTC drug, check out a melatonin supplement, like SomnaPure (my favorite)

http://www.squidoo.com/somnapure-review
http://somnapurereview.weebly.com/
http://somnapure.yolasite.com/