Krista Varady, PhD, is a Professor of Nutrition at the University of Illinois, Chicago. Her research focuses on the efficacy of intermittent fasting for weight loss, weight maintenance, and cardio-protection in obese adults. Her work is funded by the NIH, American Heart Association, International Life Sciences Institute, and the University of Illinois. She has published over 70 publications on this topic and is also the author of a book for the general public, the "Every Other Day Diet."