117 Risk Factors for Melanoma Risk Factor Comment Sun Exposure Both UVA and UVB rays are dangerous and can cause skin cancer including melanoma. Cumulative exposure to sun and history of repeated sunburns are also factors. Moles The more moles (more than 50) an individual has, the greater the risk for melanoma. A dysplastic nevus, or atypical mole, increases a person’s risk of melanoma. Skin Type Individuals with fairer skin are at an increased risk. Red-haired people have the highest risk. Family History Individuals with a family member (e.g., mother, father, sibling, child) who has had melanoma are at increased risk of developing the disease. Personal History An individual has an increased risk of melanoma if previously diagnosed with melanoma. Age Melanoma is more likely to occur in older people. However, it also is found in younger people. Gender Men have a higher rate of melanoma than women. Xeroderma Pigmentosum (XP)* Individuals with XP have a high risk for skin cancer including melanoma. *An autosomal recessive genetic disorrder of DNA repair in which the ability to repair damage caused by ultraviolet light is deficient.