There's something about the McDonald's Big Mac that's seriously appealing. Sure, it's totally bad for you, but sometimes you just crave it. Have you ever wondered why?

Fast Food Menu Price breaks down exactly this. In an infographic called "What 1 Hour After Eating A Big Mac," the graphic gives an in-depth look at the 'Mac'-ing process. It describes our body's preference for high-calorie diets, addiction to fast food, the thought process after devouring a Big Mac and even the digestion process.

Makes you seriously rethink that next Big Mac.