This video is unavailable because we were unable to load a message from our sponsors. If you are using ad-blocking software, please disable it and reload the page. Embed Code Restart Playing WATCH MORE VIDEOS FROM THIS EPISODE > Editor-in-chief of Prevention magazine, Liz Vaccariello, is the co-author of the New York Times bestseller The Flat Belly Diet that promises to banish belly fat for good. Learn more about belly fat! ShareTweet