From the point of view of the anatomy of the man, the prostate is a gland situated in the male reproductive system, and its found bellow the bladder, in front of the rectum. It surrounds the part of the urethra just bellow the bladder, the tube that empties the bladder, and produces a fluid which forms a part of the content of the semen. Prostate cancer is that type of cancer that forms in the tissues of the prostate, and usually the older man presents prostate cancer. Three main prostate diseases can occur in the prostate gland: inflammation or infection, called prostitutes; enlargement, called benign prostatic hyperplasia or BPH; and cancer.