Iodine is a core component of thyroxine (T4) and triiodothyronine (T3), both of which are thyroid hormones that regulate metabolism, growth, and neurological development. 1,2 Unlike most other ...

The 13-year-old boy came to the clinic with a rapidly ballooning neck. Doctors were puzzled.Testing ruled out their first suspicion. But further tests pinpointed what they — and the boy — had been ...

Iodine is a mineral that may help thyroid function. The human body does not naturally produce it, but it is found in some foods. A doctor may suggest an iodine supplement if they feel it will benefit ...