Early Detection is key! Dr Alan Dappen of DocTalker Family Medicine gives a brief recommendation to stay ahead on your wellness. Skin cancer is the most common type of cancer in the United States and is generally categorized as melanoma or nonmelanoma skin cancer. Melanoma is the fifth-leading type of incident cancer, and 2.2% of adults will be diagnosed with it in their lifetime Although invasive melanoma accounts for 2% of all skin cancer cases, it is responsible for 80% of skin cancer deaths.