In the United States, 16.9% of children ages 2-19 years of age are classified as obese, indicating a health concern for their future as being obese increases the risk of developing adult like risk factors for chronic disease such as hypertension, hyperinsulinemia, and dyslipidemia in young children. This analysis explains the impact of physical activity, sedentary behavior, diet, and psychosocial factors on childhood obesity, as well as discusses other risk factors, such as race, socioeconomic status, sex, and neighborhood factors and their suggested relationship to childhood obesity.