儿童营养与生长发育关系密切,是评价儿童健康状况的重要指标之一。近年来,随着经济的发展和生活水平的提高,随之而来的学生超重、肥胖问题也逐渐上升。有研究表明,我国儿童肥胖的发生率逐年迅猛上升[1],我国许多城市的学生营养问题防治重点已从营养不良向肥胖、超重转移[2]。为 Children’s nutrition and growth and development are closely related, is one of the important indicators to evaluate children’s health status. In recent years, with the development of economy and the improvement of living standard, the overweight and obesity problems have gradually increased. Studies have shown that the incidence of childhood obesity in China has risen rapidly year by year [1], many cities in our country focus on the prevention and treatment of student nutrition problems from malnutrition to obesity, overweight transfer [2]. for