... the article, people will discover 18 health benefits of sunlight. Ultraviolet (UV) radiation is the rich source of vitamin D. Vitamin D can strengthen bones, muscles, and the human body's immune system. It also reduces the risk of getting some types ...
http://www.prweb.com/releases/effects/of-sunlight/prweb11452694.htm
http://www.prweb.com/releases/effects/of-sunlight/prweb11452694.htm