Treating people through nutrition is not a new idea, but it's making inroads as more medical professionals make meals a formal part of care, rather than relying solely on medications.
Several times a month, you can find a doctor in the aisles of Ralph's market in Huntington Beach, Calif., wearing a white coat and helping people learn about food. On one recent day, this doctor was Daniel Nadeau, wandering the cereal aisle with Allison Scott, giving her some ideas on how to feed kids who studiously avoid anything that tastes healthy.
"Have you thought about trying smoothies in the morning?" he asks her. "The frozen blueberries and raspberries are a little cheaper, and berries are really good for the brain."