Whether we like to admit it or not, most of us compare ourselves to the action stars we watch on the big screen. Especially when the guys saving the world these days were, just a few years ago, mere mortals with regular dude bodies. Fancy special effects aside, these guys get in serious shape for these roles. And they tend to do it quickly, sharing their trade secrets in various interviews to promote the films. So maybe they'd work for us regular folk. But which plan is right for you? Hollywood's new generation of superheroes appear to be split. It seems the bigger guys swear by incorporating carbohydrates to seriously pack on the muscles. While those who are lean, mean and shredded prefer to cut as many carbs as possible. So depending on what you're looking to accomplish and who you're looking to emulate, here's a rundown on how our current crop of heroes got their superhuman bodies.