A hallmark of our modern society are chronic, degenerative diseases such as inflammatory bowel disease, rheumatoid arthritis, multiple sclerosis, cardiovascular disease and cancer. Epidemiologists have shown that these types of diseases occur with much less frequency in less developed countries, and appear to be entirely absent in pre-agricultural societies. Find out more by downloading this paper on Paleolithic nutrition. Think the Paleolithic diet might be right for you? Download this two week Paleolithic meal plan.