Updated June 13, 2013
John McDougall MD, presentation at the VegSource Healthy Lifestyle Expo 2010.
This truth is simple and is, therefore, easy to explain. You must eat to live. The human diet is based on starches. The more rice, corn, potatoes, sweet potatoes, and beans you eat, the trimmer and healthier you will be — and with those same food choices you will help save the Planet Earth too.