The Thyroid

The thyroid gland is the "master controller" of metabolism, and plays a key role in our health and wellbeing...

Iodine is essential for thyroid hormone production...

Hyperthyroidism, or an overactive thyroid, is when the gland produces and releases too much thyroid hormone into the bloodstream, speeding up the body’s metabolism...

Hypothyroidism, or an underactive thyroid gland, is a common condition. It is caused when the thyroid gland does not produce enough thyroid hormones...

A shortage of iodine in the diet is the world’s number one cause of an enlarged thyroid (commonly known as "goiter")...

In most areas of the world, the incidence of thyroid cancer has increased over the last few decades but related mortality has been declining...