If a man's biceps get stronger and harder with exercise, why can't his penis? The answer: It can. Despite popular belief, more than 1.3 million men have already learned the truth: The penis, like other muscles, is shapeable through exercises. For the first time ever, this book shows how you can: . Increase your penis size. (In a survey of nearly 1000 men who exercised their penis for three or more months, the average size increase was 1 inch in length and 0.5 inches in girth-a volumetric increase of fifty percent.) . Yield harder, stronger, and longer-lasting erections. (In one study, penis...