From the Book - First edition.
Part I: The Pros and Cons of Four Key Human Survival Traits. 1. How our bodies became what they are ; 2. Hunger, food, and the modern epidemics of obesity and diabetes ; 3. Water, salt, and the modern epidemic of high blood pressure ; 4. Danger, memory, fear, and the modern epidemics of anxiety and depression ; 5. Bleeding, clotting, and the modern epidemics of heart disease and stroke
Part II: Protecting Our Bodies in the Modern World. 6. Can our genes evolve fast enough to solve our problems? ; 7. Changing our behavior ; 8. Changing our biology