Several legal suits have been brought against McDonald's Restaurants that they are knowingly selling food that is unhealthy. Some of the court decisions have stated that the plaintiffs would have a claim if they could prove that eating the food every day for every meal is dangerous. As such, documentarian conducts an unscientific experiment using himself as the guinea pig: eat only McDonald's for thirty days, three meals a day. If he is asked by the clerk if he would like the meal super sized, he has to say yes. And by the end of the thirty days, he will have had to have eaten every single menu item at least once. Before starting the experiment, he is tested by three doctors - a general practitioner, a cardiologist and a gastroenterologist - who pronounce his general health to be outstanding. They will also monitor him over the thirty days to ensure that he is not placing his health into irreparable damage. He also consults with a dietitian/nutritionist and an exercise...

Upending the conventional wisdom of why we gain weight and how to lose it, Fed Up unearths a dirty secret of the American food industry-far more of us get sick from what we eat than anyone has previously realized. Filmmaker Stephanie Soechtig and TV journalist Katie Couric lead us through this potent exposé that uncovers why-despite media attention, the public's fascination with appearance, and government policies to combat childhood obesity-generations of American children will now live shorter lives than their parents did.