They are mesmerized by magazine covers, fixated on their diets and addicted to working out.We’re not talking about the next crop of supermodels, but men who are obsessed with bulking up.It’s called muscle dysmorphia, also known as "bigorexia” and it’s not as uncommon as you might think.Alfonso Moretti is a successful personal trainer. The fitness expert drifted off course early in his career...