The scientific evidence behind why maintaining a lifestyle more like that of our ancestors will restore our health and well-being. In , Harvard Medical School Professor John Ratey, MD, and journalist Richard Manning reveal that although civilization has rapidly evolved, our bodies have not kept pace. This mismatch affects every area of our lives, from our general physical health to our emotional wellbeing. Investigating the power of living according to our genes in the areas of diet, exercise, sleep, nature, mindfulness and more, examines how tapping into our core DNA combats modern disease and psychological afflictions, from Autism and Depression to Diabetes and Heart Disease. By focusing on the ways of the past, it is possible to secure a healthier and happier future, and will show you how.