Jacob Sullum

Morgan Spurlock subjects himself to a diet based only on McDonald's fast food three times a day for thirty days without exercising to try to prove why so many Americans are fat or obese. He submits himself to a complete check-up by three doctors, comparing his weight along the way, resulting in a scary conclusion.

A comedian replies to the "Super Size Me" crowd by losing weight on a fast-food diet while demonstrating that almost everything you think you know about the obesity "epidemic" and healthy eating is wrong.