铅有很强的神经发育毒性 ,即使是低水平铅接触 ,发育中的中枢神经系统仍是其主要的靶器官。儿童铅中毒主要影响儿童的智能发育和体格发育。近 10年来 ,各国学者就铅与儿童健康的关系进行了大量的研究 ,本文就铅对儿童神经行为及智能影响的研究结果进行了综述 ,并对研究过程中 ,评价铅对儿童智能影响需解决的问题做了总结 Lead has strong neurodevelopmental toxicity, and developing central nervous system remains its primary target organ even with low levels of lead exposure. Lead poisoning in children mainly affects children’s intellectual development and physical development. In the recent 10 years, a great deal of research has been done on the relationship between lead and children’s health in all countries. In this paper, the research results on the effect of lead on children’s neurological behavior and intelligence are reviewed. In the process of research, it is necessary to evaluate the influence of lead on children’s intelligence Made a summary of the problem