But further tests pinpointed what they — and the boy — had been missing: iodine. A century ago, iodine deficiency affected ...

While most of us think we’d recognize an iodine deficiency, some of its signs are surprisingly easy to miss. From unexpected mood swings to physical changes you might not even connect to your ...

Iodine is an essential element - without which we would suffer severe developmental problems - and yet most of us have no idea how much we need, or where it comes from. In Their Element: Awesome ...

A century ago, iodine deficiency affected kids across large swaths of the country. It essentially disappeared after some food makers started adding it to table salt, bread and some other foods ...