People with family history of skin cancer and with multiple atypical moles are at higher risk. Also, the older you get, the higher your chances are of developing skin cancer due to accumulated exposure to UV radiation. But skin cancers are increasingly being found in younger individuals, according to Dr. Elizabeth Hale, senior vice president of the Foundation and board-certified dermatologist. The theory is that because they are spending more time outside. Weakened immune system, genetics and long-term skin inflammation are also risk factors.