When they're nomadic, even if they grow neolithic crops and have herds of sheep and goats. Truck drivers are nomadic, too. So were my parents in the early years of the marriage. Does that make them hunter-gatherers? A word from someone who knows the difference between farmers and hunter-gatherers is here . Spoiler alert--the farmers had more tooth decay, iron deficiency and starvation than the hunters. Check out the pictures of skulls, tibias and teeth.
Do-it-yourself health. Low-carb, mostly evolutionary.