br Eighty million species on earth (about 700,000 of which are animals) thrive on raw food. Only humans apply heat to what they eat. Humans on average as a race, die at or below half their potential life span of chronic illness that is largely diet and lifestyle related. Domesticated pets also are fed cooked, processed, packaged food that likewise is denatured by heat. As a consequence, they suffer human-like chronic ailments including cancer, arthritis and other degenerative diseases.br br The typical species in its natural pristine environment lives seven times past its age of maturity. Humans normally mature in their late teens to early twenties. Our average potential life span in robust wellness is actually in the range of 120-140 years.br br This is never actualized due to the effects of heating food and not learning to skillfully handle psychological stress through self-mastery (see Essentials of Health). Humans have been on earth for millions of years. Prior to mastering fire perhaps less than 10,000 years ago, humans thrived on a diet of nothing but fresh, live, unfired foods as furnished by nature in their whole unadulterated state.