When a man ejaculates, his genitournary tract is bathed in a substance called prostatic antibacterial factor. It does a good job killing off pathogens. In a study of men with prostatitis who abstained from sex, a prescription of twice daily masturbation for six months provided moderate to complete relief for 78 percent of the 18 subjects...Bottom line: Men who struggle with chronic prostatitis must take their health into their own hands.
Aaron E. Katz, Dr. Katz's Guide to Prostate Health: From Conventional to Holistic Therapies
So much for the
(h/t to Philosopher's Playground)