Cynthia SassCynthia Sass, MPH, RD, is a registered dietitian, the sports nutrition consultant to the New York Rangers and New York Yankees, and the nutritionist behind and coauthor of Flat Belly Diet! as well as the author of the New York Timesbestseller S.A.S.S. Yourself Slim, among other books. She is the contributing nutrition editor at Health magazine and appears regularly on national television programs including The Today Show, Nightline, and The Doctors. Read More Read Less