Over the past twenty years, an explosion of scientific studies have helped to explain why our state of mind may exert such a strong influence on the state of our health. In Mind-Body Unity science writer Henry Dreher weighs the results of leading-edge mind-body research, and he concludes that mind and body are not merely connected, they are unified. Our minds play a role in health, Dreher argues, the way our eyes play a role in sight. Integrating...