Basal cell carcinoma accounts for 80 percent of all skin cancers. The cause is damage to the DNA of cells in the epidermis, the top layer of the skin.
Squamous cell carcinoma is a cancer in the middle and outer skin layers caused by ultraviolet (UV) exposure. Learn about symptoms and treatment.
Merkel cell carcinoma is a rare type of skin cancer that usually develops on areas of skin that are exposed to the sun. Learn about symptoms and treatment.
A disease caused by ultraviolet light that comes from the sun’s rays.