Kyle Harper

It affected agriculture.

beliefs.

It affected our genetics.

We're all basically genetically different, adapted to live in a different kind of environment with different kinds of diets.

It affected our societies, affected inequality, it affected culture in every possible way.

And of course, it affected our health in really basic ways.

It affected

Our labor regime, so doing the same kind of labor over and over every day is very different from running around as a hunter chasing deer or whatever, which sounds quite nice.

It had changed – so it changed our labor regimes.

It changed our diet most of all.

Foragers tend –

to eat high-protein, high-fat-ish diets with no refined carbohydrates but like limited carbs and it's a very varied, highly varied diet.

Sedentary farmers tend to eat more monotonous diets and they tend to be like dependent on grains and starches.

So like very narrow spectrum for your calories.

So changes in labor regime, changes in the diet.

And then changes in lifestyle, being sedentary and living in big populations that then puts you in proximity to other humans, puts you in proximity to human waste.

So feces are a major, major conduit of infection.

And it puts you into proximity to the air that they breathe, which is conducive to respiratory diseases.

So this transition –

Which, by the way, takes thousands of years, right?