Maybe not whole foods per se but more whole than modern diets. The main point was in fast food diets. You think the growth hormones we pump into livestock doesn’t make it’s way into us? Take a look at the kids today raised on the stuff whose parents still get them a Happy Meal™️ every Friday. It isn’t as simple as a a calorie surplus, the shit is endocrinologically changing people’s whole biochemistry from the cradle. Kid’s bodies today do not handle or distribute excess calories like they used to.