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After trials showed that supplements of iodine could prevent goitre, iodised salt was rolled out commercially in 1924, starting in grocery stores in Michigan. By the 1940s, the goitre belt had ...

A low-iodine diet is prescribed before diagnostic radioactive iodine uptake (RAIU) tests and before radioactive iodine treatments. The RAIU test is an imaging scan used to check thyroid health.

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World Iodine Deficiency Day highlights the importance of iodine in diets for normal physical and mental development. Iodine deficiency remains a leading cause of preventable brain damage globally.

Iodine is an element that's required for the thyroid gland to produce thyroid hormones. Since the body does not produce iodine on its own, it needs to come from dietary sources—and striking the right ...