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NPR@npr.org

One explanation for the rise in obesity in industrialized countries is that people burn fewer calories than people in countries where obesity is rare. A major study finds that's not the case.

n.prYou can't outrun a bad diet. Food — not lack of exercise — fuels obesity, study findsOne explanation for the rise in obesity in industrialized countries is that people burn fewer calories than people in countries where obesity is rare. A major study finds that's not the case.