The most common type of cancer is skin cancer. It affects more than one million Americans every year, leaving one in five American to develop skin cancer during their lifetime. If caught early, skin cancer can be treated.
Skin cancer is the out-of-control growth of abnormal cells in the epidermis, the outermost skin layer. Unrepaired DNA damage causes mutations to occur. The two leading causes of skin cancer are the sun's harmful UV rays and the use of tanning machines. Continue reading below for helpful tips to prevent skin cancer.