肥胖症是一种热能代谢障碍,是由于摄入热能超过消耗的热能,体内脂肪积聚过多而引起的。按照身长测算,超过标准体重20％即为肥胖症;超过标准体重15％为“超重儿”。近年来,由于经济飞速发展,生活水平迅速提高,加之家庭对子女过分溺爱,儿童从小养成不良的饮食习惯,使儿童肥胖症发病呈上升趋势。北京市的多项调查发现,儿童肥胖症的发病率达到11～ Obesity is a metabolic disorder of heat energy that is caused by overheating of caloric intake and excess accumulation of fat in the body. Calculated according to length, more than 20% of standard weight is obesity; more than 15% of standard weight as “overweight children.” In recent years, due to the rapid economic development and rapid improvement of living standards, coupled with excessive spoiling of children by families, children develop poor eating habits at an early age, and the incidence of childhood obesity is on the rise. A number of surveys in Beijing found that the incidence of childhood obesity reached 11 ~