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Pronunciations prostate prostatitis urethra

The prostate gland lies just under the bladder and surrounds the urethra. It produces the fluid in the semen that nourishes sperm. Walnut-sized in young men, the prostate gland enlarges with age. Three common disorders affect the prostate: benign prostatic hyperplasia, prostate cancer, and prostatitis.

Last full review/revision February 2003