Have you ever seen someone walk so hard that they threw up? Me neither. If you stand at the finish line of a marathon, seeing people collapse or throw up isn't entirely uncommon. It's obvious that these runners went through a tough ordeal. Standing there you'll also notice that most of them are anything but fat. And that's not just because they throw up their banana at the end of the race. It's because they burn a metric ton of calories. Imagine you could burn a collapse-and-throw-up amount of … [Read more...]