"For years, major supermarket chains have been criticized for abandoning densely populated, largely black and Latino communities in cities like Detroit, Los Angeles, Memphis and Newark, N.J. - contributing to what many experts call food deserts. Many of these communities are, quite literally, starving for broader and healthier food options beyond the seemingly ubiquitous fast-food chains and corner stores selling barely a handful of fruits and vegetables - at relatively high prices. (Watch TIME's video "Urban Deserts: Fresh Food-Free.")
Simply put, people eat what is convenient and affordable - and if it's fat-heavy fast food, that's what they'll chow down on."
