1989年12月～1992年12月对上海市五角场地区8802名4～12岁儿童进行了单纯性肥胖症的筛查及有关调查和检测。共筛查出肥胖儿童448名,单纯性肥胖发病率高达5.09％.肥胖儿童存在饮食行为异常、脂质代谢紊乱、高血压、高心钠素血症并提前动用心力储备,主动脉弹性减退、肺功能在此年龄期尚未受到影响。鉴于单纯性肥胖对儿童健康造成的损害,提出单纯性肥胖并非是生理性的,应重新评价其对儿童健康的影响。 From December 1989 to December 1992, 8802 children aged 4 to 12 years in Wujiaochang area of ​​Shanghai were enrolled in the study of simple obesity screening and related investigations and tests. A total of 448 obese children were screened, the incidence of simple obesity was as high as 5.09% .The obese children had abnormal dietary behaviors, dyslipidemia, hypertension, hyperocardiaemia and precontracted heart muscle reserve, decreased aortic elasticity, Pulmonary function has not been affected at this age. In view of the damage done to children’s health caused by simple obesity, it is suggested that simple obesity is not physiological and its impact on children’s health should be reassessed.