Los Angeles Unified School District is an anti-junk-food pioneer, but the obstacles it faces show how difficult it is to change habits shaped by decades of unhealthy eating promoted by the mammoth fast-food industry.

Some kids think school cafeteria meals like low-fat pizzas with whole grain crust “tastes like prison food,” while they eat snacks at a fast-food joint near the school.

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see also todays other post on pizza.