The so-called "LOREN CORDAIN, PH.D., THE WORLD’S LEADING EXPERT ON PALEOLITHIC DIETS AND FOUNDER OF THE PALEO MOVEMENT" claims:
Decades of research by Dr. Loren Cordain and his scientific colleagues demonstrate that hunter-gatherers typically were free from the chronic illnesses and diseases that are epidemic in Western populations, including:
Obesity Cardiovascular disease (heart disease, stroke, high blood pressure, congestive heart failure, atherosclerosis) Type 2 diabetes Cancer Autoimmune diseases (multiple sclerosis, rheumatoid arthritis, Crohn’s disease, ulcerative colitis, etc.) Osteoporosis Acne Myopia (nearsightedness), macular degeneration, glaucoma Varicose veins, hemorrhoids, diverticulosis, gastric reflux Gout