What is the prostate?
The prostate gland is part of the reproductive system of the man. It is similar in size and shape to a walnut and weighs about 20 grams. It is located below the bladder, in front of the rectum. The prostate surrounds the urethra which is along the penis and is responsible for draining urine from the bladder. The main function of the prostate is to produce seminal fluid.