Professor Azizi’s many research contributions have been in various fields of endocrinology and metabolism, in particular the hypothalamic-pituitary-thyroid axis. He began his work with Professor L.E. Braverman in Boston and continued his interest in thyroid pathophysiology in Iran. He focused many of his research projects in 80’s in iodine deficiency in Iran, presented the results to the Minister of Health of Iran in
1988 and initiated the first national IDD survey, which led to the formation of National Council for Control of Iodine Deficiency Disorders in Iran in 1989; as the head of this council, he has been working with all related officials of the government for monitoring of IDD programs, in order to ensure sustained elimination of iodine deficiency in the last 20 years in Iran.