What if Americans Ate Like South Africans and Vice Versa?

Maanvi Singh, NPR   ( — They switched diets. Twenty South Africans gave up their corn porridge and vegetable stews for burgers and fries. And 20 Pittsburghians sacrificed fast food staples for the low-fat, high-fiber fare that South Africans traditionally eat. Dr. Stephen O’Keefe, a Read More