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What\u2019s for dinner? Meat, acorns, tubers, and fruit. Followers of the Paleo diet say we should eat what our ancestors ate 10,000 years ago, when our genes were perfectly in synch with the environment.\nWe investigate the reasoning behind going paleo with the movement\u2019s pioneer, as well as with an evolutionary biologist. Is it true that our genes haven\u2019t changed much since our hunter-gatherer days?\nPlus, a surprising dental discovery is nothing for cavemen to smile about.\nAnd another fad diet that has a historical root: the monastic tradition of 5:2 \u2013 five days of eating and two days of fasting.\nIt\u2019s our monthly look at critical thinking, Skeptic Check \u2026 but don\u2019t take our word for it.\nGuests:\n\n\nLoren Cordain \u2013 Professor of health and exercise science, Colorado State University, founder of the modern-day paleo diet, author, The Paleo Diet Revised: Lose Weight and Get Healthy by Eating the Foods You Were Designed to Eat\n\n\n\nAndrew Jotischky \u2013 Professor of medieval history, Lancaster University\n\n\nLouise Humphrey \u2013 Archeologist, Natural History Museum in London\n\n\nMarlene Zuk \u2013 Evolutionary biologist, University of Minnesota, and author of Paleofantasy: What Evolution Really Tells Us about Sex, Diet, and How We Live\n\n\nFirst released February 19, 2014.\nLearn more about your ad choices. Visit megaphone.fm/adchoices