For many teens, indoor tanning before the prom or a vacation is a must. But American Academy of Dermatology warns they're ignoring a growing skin cancer epidemic. According to a recent report by the Mayo Health Clinic, the skin cancer rate in the U.S. has grown dramatically since the 1980s. Today, one in five Americans develops the disease, but many people - especially teenagers - still ignore advice to limit exposure to the sun. The following links provide background and prevention tips for those looking to protect themselves.