A radioactive iodine uptake (RAIU) tests the function of your thyroid gland, which helps regulate your metabolism. It works by measuring how much radioactive iodine is absorbed by the thyroid gland, ...

Iodine is essential for your thyroid, but is used all over your body, in all of your organs especially your breasts and prostate. Trillions of cells have a receptor site for iodine and need it. It is ...

Iodine is an element found in small amounts in your body. Your body needs iodine to make thyroid hormones, which regulate your growth, metabolism, and other important functions. Few foods naturally ...

An iodine deficiency causes your thyroid not to produce enough thyroid hormone, which can cause other health conditions. Treatment typically involves increasing your iodine intake. Iodine deficiency ...