While most men may think of the prostate as nothing but trouble, the truth is that this chestnut-size gland does serve a useful

Male Prostate

purpose. Located just below the bladder, the prostate encircles the urethra, the tube that passes urine from the bladder to outside the body. The prostate produces semen and secretes it into the urethra, providing the liquid medium that sperm cells need for nourishment as well as to exit the body.