Some types of prostatitis last for months or more or keep recurring (chronic prostatitis).

CNN: Prostatitis

However, sometimes prostatitis isn't caused by a bacterial infection or a cause is never identified.

CNN: Prostatitis

Prostatitis is swelling and inflammation of the prostate gland, a walnut-sized gland located directly below the bladder in men.

CNN: Prostatitis

Depending on the cause, prostatitis may come on gradually or suddenly.

CNN: Prostatitis

Prostatitis can be caused by a number of different things.

CNN: Prostatitis

Prostatitis often causes painful or difficult urination.

CNN: Prostatitis