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 > Several years ago, Danny Cahill tipped the scales at 430 pounds. He went on The Biggest Loser, lost 239 pounds and won the eighth season of the show. He reveals the secret to his success. ShareTweet