The Ornish Diet was created in 1977 by Dr. Dean Ornish - a clinical professor of medicine at the University of California, San Francisco, and founder of the nonprofit Preventive Medicine Research Institute in nearby Sausalito - to help people "feel better, live longer, lose weight and gain health." The diet is low in fat, refined carbohydrates and animal protein, which Ornish says makes it the ideal diet. But it's not just a diet: It also emphasizes...