Age spots may affect people of all skin types, but they're more common in people with light skin. Age spots: Are flat, oval areas of increased pigmentation; Are usually tan, brown or black; Occur on skin that has had the most sun exposure over the years, such as the backs of hands, tops of feet, face, shoulders and upper back
Fact Sheet: Melatonin. Melatonin is a hormone that helps you fall asleep. It has been taken for years as a supplement to assist with sleep; however, some doctors suggest that we are sabotaging our sleep by overusing it. Posted on 9/24/2012.
Melatonin is the hormone that controls sleep, so it's no wonder that it naturally induces sleep. Although some experts recommend taking higher doses, studies show that lower doses are more effective. Plus, there's concern that too-high doses could cause toxicity as well as raise the risk of depression or infertility.