Thirty percent of breast cancer deaths could be reduced among women 50 and older by regular mammography. Every man over the age of 40 should have a digital rectal exam every year. Beginning at age 50, have a fecal occult blood test and flexible sigmoidoscopy. A doctor should check a sudden change in a mole's appearance. Malignant melanoma is the most serious form of skin cancer.
More cancers occur on the skin than any other anatomic site.
Sunscreens with a SPF of 15 or higher can provide added protection against skin cancers.