A goitre is an enlarged or swollen thyroid gland, the butterfly-shaped gland at the base of your neck.
This condition causes the thyroid gland in the neck to produce too much thyroid hormone, and can eventually lead to goitre and bulging eyes.
Complications of thyroid problems
Thyroid problems can lead to many complications – like heart failure, nerve damage or infertility. Learn about the consequences of not treating these problems.
Hashimoto's disease can cause your body to produce too little thyroid hormone. Find out more about its causes, symptoms and treatment.
If your thyroid becomes overactive (hyperthyroidism) or underactive (hypothyroidism), you may experience a range of health problems. Learn more here.
The thyroid is a soft bow-shaped gland which sits in the front of the neck, just below the Adam’s apple. Learn more about what they do and medical conditions related to them.
Hyperthyroidism (sometimes called thyrotoxicosis) occurs when the thyroid gland is overactive. Learn more about hyperthyroidism, including the common signs and symptoms, and treatment options.
A thyroidectomy is the removal of all or part of the thyroid gland. It may be used to treat thyroid cancer or an enlarged or overactive thyroid.
Iodine and your health
Iodine is essential for making proteins and for the growth of your bones and nerves. Here's how to get enough iodine in your diet.
Iodine deficiency is the most common cause of thyroid disease and can even cause brain damage in babies. During pregnancy and breastfeeding, women should take iodine supplements. Learn more here.