Hypothyroidism occurs when the thyroid gland does not make enough thyroid hormone. Learn about the symptoms, how it's diagnosed and treatment options.
Follow the links on this page to find trusted information about endocrine diseases.
If your thyroid becomes overactive (hyperthyroidism) or underactive (hypothyroidism), you may experience a range of health problems. Learn more here.
Thyroid function tests
Thyroid function tests are used to check for a number of thyroid problems. The tests usually include thyroid stimulating hormones (THSs) T4 and T3.
Hashimoto's disease can cause your body to produce too little thyroid hormone. Find out more about its causes, symptoms and treatment.
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.
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.
Bradycardia is a slower than normal heart rate, which can lead to a range of symptoms such as feeling faint, tired or short of breath.
Causes of thyroid problems
The common causes of thyroid problems include autoimmune disease, certain medical treatments and inflammation of the thyroid. Learn more here.
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.