John O. (buzzby) - , reviewed on 12/12/2010 + 6062 more book reviews

- How does a man keep an erection? - What happens within the male body during lovemaking? - How big is the average penis...and does size really make a difference to women? - Can steroids make the testicles shrink? - What causes the "male menopause" after age 40 or 50? - Is impotence a psychological problem or a physical problem?
Dr Purvis provides definitive answers to these and dozens of other questions on andrology, the study of maale sexual health ----

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