Childhood obesity is due to a variety of reasons led to the body much more heat accumulation than consumption, and ultimately stored the fatty tissue in the body in the form of a kind of metabolic disorders. Obesity in children has an important impact on the growth and development due to lipid metabolism, plasma viscosity, blood flow is slow, resulting in local hypoxia and tissue perfusion. More severe diabetes, cardiovascular disease, immune disorders etc. Children obesity pathogenic factors are various and complicated, mainly affected by heredity, diet, and other neuroendocrine. Intervention content is nutritional y balanced, exercise, and other lifestyle interventions.