Here's a look at what you need -- and why you need them. "We all -- men as well as women -- want to have softer skin, shinier hair, whiter teeth, and to age gracefully," says Dana Persia ...

Dark spots on the skin, or hyperpigmentation, occur due to an overproduction of melanin. Melanin gives the eyes, skin, and hair their color. Depending on the cause, people may call some types of ...