Basal cell carcinoma is the most common skin cancer. It's caused by the overproduction of basal cells in the skin. It often appears as a shiny or translucent bump.| Cleveland Clinic
Actinic keratosis (AK) causes rough, scaly skin patches. Without treatment, AK can lead to a skin cancer called squamous cell carcinoma.| Cleveland Clinic
Ultraviolet (UV) radiation from the sun can cause wrinkles, premature aging and skin cancer. There are steps you can take to prevent sun damage from UV radiation.| Cleveland Clinic