Why calories count: 10 common myths busted (CBS News) We know the way to lose weight is to cut pesky calories from our diet, but do we really know the skinny about the numbers we keep counting? Nutrition experts Dr. Marion Nestle, Paulette Goddard Professor in the department of nutrition, food studies, and public health at New York University and Dr. Malden Nesheim, Professor Emeritus of nutritional sciences at Cornell University, delved into why calories matter in their new book, "Why Calories Count: From Science to Politics." Can a person really burn a few hundred calories in mere minutes? What's really driving the obesity epidemic? With help from Nestle and Nesheim, here are calorie facts versus fiction...