While the American Cancer Society does not recommend “routine” prostate-specific antigen screening for men, there's a lot to consider as you age.

It measures how much of your PSA is bound to other proteins in the blood -- if more than 75 or 80 percent is bound, you might have cancer. If various tests point to cancer, your doctor will probably ...

Primary Screening Tools The following tests are currently used to detect the disease at its earliest stages: Prostate-specific antigen (PSA) blood test: This test measures levels of PSA, a protein ...