Low quality foodstuffs are available anywhere, even in the wealthiest communities - cheetos, twinkies, cookies, crackers, etc. One can make poor food choices anywhere, that is for sure. Anyone canget the cost externalized to healthcare.

The point is that it is a choice to buy fruits, vegetables, eggs, etc, rather than cookies.

Everyone knows what a poor diet is at this point. Who doesn't know potato chips are not healthy, even in the most poverty-stricken areas? Who doesn't know that brocolli is healthier than Sugar Puffs cerial. Nobody, that's who.