碘是人体所必需的微量元素之一,是甲状腺素的主要组成部分,碘不足和碘过量都会对人体产生各种各样的危害。然而目前我国对缺碘病非常重视,对高碘病造成的危害认识不足,没有引起足够的重视。本文论述了补碘要科学,也就是说补碘既要防止跑碘,又要防止过碘,提出了走出补碘误区的几点建议。 Iodine is one of the trace elements essential for the human body, is the main component of thyroxine, iodine deficiency and iodine over the human body will have a variety of hazards. However, at present, China attaches great importance to iodine deficiency disease, the lack of awareness of the dangers caused by iodine deficiency caused enough attention. This article discusses the science of iodine supplement, that is to say, iodine supplement should not only prevent run iodine but also prevent iodine, and put forward some suggestions to get rid of iodine misunderstanding.