Book excerpt: Discusses how to slow the biological aging process; achieve immunity from nursing home institutionalization; reduce the risk of degenerative disease; purge pesticides from our food supply and environment; convert our economy from petrochemical-based to plant-based; and transform government from lobby-centered to people-centered. Covers dietary components, such as proteins, fats, carbohydrates, additives, dairy products, seafoods, and vitamins; the history of the American diet; the food guide pyramid; weight control; exercise; biological age; various nutrition-related illnesses such as heart disease, cancer, osteoporosis, arthritis, diabetes, hypertension, etc.