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铁不仅是人体正常生长发育的必需营养元素,而且对正常的智能、行为发育和认知功能非常重要,而注意是认知功能的重要组成部分,会影响认知、操作效率、活动水平等,并对学生学习成绩产生一定影响。有报道表明,铁缺乏会影响缺铁性贫血(iron deficient anemia,IDA)儿童的注意稳定性,铁剂治疗后IDA儿童的注意持久性显著改善。由于儿童青少
Iron is not only an essential nutrient for the normal growth and development of the human body, but also important to normal intelligence, behavior development and cognitive function. Attention is an important component of cognitive function, which affects cognition, operational efficiency and activity level. And have a certain impact on student achievement. It has been reported that iron deficiency affects the attentional stability of children with iron deficient anemia (IDA), and markedly improves the persistence of attention of IDA children after iron treatment. Because children and adolescents