Prostatitis is swelling and infection of the prostate gland, a walnut-sized gland situated directly underneath the bladder in guys. The prostate gland produces fluid (semen) that nourishes and transports sperm. Prostatitis often reasons painful or tough urination. Other signs and symptoms consist of pain inside the groin, pelvic vicinity, or genitals and occasionally flu-like signs. Prostatitis affects guys of all ages but tends to be more commonplace in males fifty or younger. The condition has some of causes. Sometimes the cause is not identified. If prostatitis is due to a bacterial infection.