As part of WW Presents “Oprah’s 2020 Vision: Your Life in Focus Tour,” medical pioneer Dr. Dean Ornish talks in front of a live audience in San Francisco about the direct connection between chronic diseases and personal lifestyle choices. Dr. Ornish, author of Undo It! How Simple Lifestyle Changes Can Reverse Most Chronic Diseases, shares the four components that can undo chronic disease and lead to a happier life. He also discusses the power of meditation, how intimacy is the root of healing, and the key to improving your health at any age.