What’s the weirdest thing you’ve ever wanted to know about the penis but were afraid to ask? Dr. Aaron Spitz has that answer—and many more. Let Dr. Spitz�

Whether enemy or ally, demon or god, the source of satisfaction or the root of all earthly troubles, the penis has forced humanity to wrestle with its enduring

Ah, the trusty penis. The cock, knob, widgie, pink python, groin bollard - call it what you will, this is one part of the male anatomy that never ceases to prov

“Should be required reading for anyone who has a penis, wants a penis, or loves someone who has or wants a penis . . . titillating and informative.”—Dan S

Boy, oh, boy, it's a difficult decision when it comes to naming a guy's manhood. Does one go respectable with Peter O'Toole? Or hip with the Big Lebowski? Or ch