Prostate cancer is a common type of cancer in men. The prostate is a golf ball size gland found only in men. It is located underneath the bladder and in front of the rectum. In most cases, prostate cancer occurs when the cells in the prostate gland grow abnormally or out of control. The exact cause of prostate cancer is unknown.
Prostate cancer is typically a slow growing cancer. Screening tests can identify most prostate cancers before symptoms develop. Many forms of prostate cancer can be treated if detected early. Survival rates for men treated for prostate cancer are very good.