1. Is what iodine deficiency disease? Iodine deficiency disease is a general term for a group of diseases manifested by iodine malnutrition caused by iodine deficiency in the natural environment. It mainly damages the brain development of infants and affects the quality of the population, including endemic goiter, cretinism (with dementia, short stature, deafness, dumbness and paralysis as the main clinical features) and subcretinism (with mental retardation as the main clinical features), simple deafness, fetal abortion, premature delivery, stillbirth and congenital malformation, etc. In essence, it belongs to micronutrient malnutrition. Together with vitamin A deficiency and iron deficiency anemia, it is listed as the three major micronutrient malnutrition diseases that the World Health Organization, the United Nations Children’s Fund and Read More …