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2010年全国学生体质与健康调研结果显示,我国城乡学生的身高、体重和胸围等生长发育指标继续呈增长趋势,学生的营养状况继续得到改善。但学生膳食结构不合理、营养不均衡、饮食不科学的问题仍然十分突出,营养状况面临营养过剩和营养不良的双重负担。儿童、少年阶段是生长发育的关键时期,营养不良不仅会直接导致生长发育迟缓和智力发育落后,还会影响到成人后的健康水平。而科学、健康的饮食离不开营养学,营养学是关于食物
The results of the 2010 National Student Physique and Health Survey showed that the growth and development indicators such as height, weight and bust of urban and rural students in our country continued to increase, and the nutritional status of students continued to improve. However, the students’ diet structure is irrational, the nutrition is not balanced, and the problem of diet unscientific still remains outstanding. The nutritional status faces the double burden of overnutrition and malnutrition. Children and adolescents are the critical period for growth and development. Malnutrition not only leads to retardation of growth and development and mental retardation directly, but also affects the health of adults. The scientific, healthy diet can not be separated from nutrition, nutrition is about food