Prostatitis, also called prostate infection is one of prostate problems wherein the prostate and the surrounding area gets inflamed. Prostate gland sits right below the bladder. The urethra that carries urine (and seminal fluids) runs through the middle of the prostate gland till the tip of the penis. When the prostate gland is inflamed, the most common symptom is problem urinating. However, some men may not see any symptoms due to prostatitis.