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More than 36.5 percent of adults in the U.S. are considered obese according to the Centers for Disease Control and Prevention. In 2008, the annual medical cost for people who are obese was 1,429 dollars higher than those in the normal range of weight. This essential edition examines the social problem of obesity in the United States. Readers will learn about weight and health in America, why Americans are overweight, and what role the food industry plays in obesity.