A transition from a traditional diet to one high in fry bread cooked in seed oils and low in animal fats led to massive obesity and severe disease in the Pima Indians.

“The Pima Indians, who have the highest some of the highest rates of obesity and concomitant diabetes in the world right now but 200 years ago if you search pictures and we can put up pictures on the YouTube video of 200 years ago or even 150 years ago Pima Indians they're lean they're you know the genetics haven't changed this population is really insulated so they're not really you know mixing genetics with westerners or people who are not Native American or not Pima you can have the exact same lineage of Pima Indians who 150 years ago were eating I mean I don't know what they eat in desert Southwest exactly we could we could Define the Pima Indian diet I suspect it's it's some tubers it's probably seasonal fruit it's probably uh you know some cacti fruit it's probably honey when they can find it and meat that they're hunting”