Sure, coworkers and friends on health kicks will give you a hard time if they see you with a fast food bag clasped in your hands. However, it's them that should be given the good-natured ribbing. Let's face it, with our busy schedules and on-the-go lifestyles, eating something other than fast food during the work week is next to impossible. Luckily, Men's Health has revealed ways to make your fast food trips not only healthy, but leaving you full and satisfied too. Here are a few examples of ways to keep fast food meals under 500 calories at some of your favorite burger, sandwich, pizza, taco, and donut places.