Dean Ornish, M.D., has directed revolutionary research proving, for the first time, that lifestyle changes can often reverse--undo!--the progression of many of the most common and costly chronic diseases and even begin reversing aging at a cellular level.Medicare and many insurance companies now cover Dr. Ornish's lifestyle medicine program for reversing chronic disease because it consistently achieves bigger changes in lifestyle, better clinical outcomes, larger cost savings, and greater adherence than have ever been reported--based on forty years of research published in the leading peer-reviewed medical and scientific journals.Now, in this landmark book, he and Anne Ornish present a simple yet powerful new unifying theory explaining why these same lifestyle changes can reverse so many different chronic diseases and how quickly these benefits occur. They describe what it is, why it works, and how you can do it: a whole foods, plant-based diet naturally low in fat and sugar and high in flavor. The "Ornish diet" has been rated "#1 for Heart Health" by every year from 2011 to 2017. moderate exercise such as walking including meditation and gentle yoga practices how love and intimacy transform loneliness into healingWith seventy recipes, easy-to-follow meal plans, tips for stocking your kitchen and eating out, recommended exercises, stress-reduction advice, and inspiring patient stories of life-transforming benefits--for example, several people improved so much after only nine weeks they were able to avoid a heart transplant--empowers readers with new hope and new choices. "The Ornishes' work is elegant and simple and deserving of a Nobel Prize, since it can change the world!""If you want to see what medicine will be like ten years from now, read this book today.""This is one of the most important books on health ever written."