Millions of men in the United States have a secret obsession: they are preoccupied with the appearance of their bodies. They are worried that their body is inadequate; their skin scarred, genitals too small or their torso insufficiently muscular. In fact, men today are almost as concerned about their appearance as are women. In this new study, David Metcalfe takes a look at the causes and consequences of the male body image phenomenon that is sweeping across the developed world.