In this 7-minute video, Dr. Mark Hyman explains the importance of understanding toxins, where they come from, ways to avoid them and enhance your own natural ability to eliminate toxic substances from your body and life. According to Dr. Hyman, toxic build-up can often prevent people from losing weight and lead to disease. For more information on detoxification and to learn the steps for a comprehensive detox program, please see The UltraSimple Diet Challenge.