Kurt Brungardt writes about the body: health, fitness, sports, and wellness. He has written ten books, including the bestsellers The Complete Book of Abs (Random House) and The Complete Book of Core Training (Hyperion/Hachette). His most recent book, The Running Revolution (Penguin 2014) with Dr. Nicholas Romanov, explores the art and science of running. He writes for Men's Health, SLAM, and Vanity Fair.