I've heard this term a couple of time but never actually looked into it, and it is such an alien concept to me right now. I apologise in advance for sounding dumb here.
I can understand slums and favelas having a harder time getting access to fresh food, but how come entire government-recognised and incorporated neighbourhoods with electricity, water and all those more complex services can't have small grocery stores for basic healthy things like rice?
Health consciousness in America is about as equally as low as people's class consciousness and requires a similar sort of de-programing that you need to become a socialist. Recently I started learning about the carcinogenic garbage that they put in commercial soaps and now I'm going to be sticking to more natural stuff from now on.