This document discusses the health benefits of a vegetarian diet and compares human anatomy to herbivores and carnivores. It notes that a vegetarian diet can reduce the risk of heart disease and cancer. Vegetarians have lower blood cholesterol and risk of high blood pressure. It also discusses the environmental impacts of industrial meat production, including deforestation, water use, greenhouse gas emissions, and the toll on global food supply and hunger. Famous vegetarians throughout history are cited as examples of those who achieved success and intelligence on a plant-based diet.