Learn about thyroid hormone

Thyroiditis

Thyroiditis is an inflammation (not an infection) of the thyroid gland. Several types of thyroiditis exist and the treatment is different for each.

Hypothyroidism: Too little thyroid hormone

Since hypothyroidism is caused by too little thyroid hormone secreted by the thyroid, the diagnosis of hypothyroidism is based almost exclusively upon measuring the amount of thyroid hormone in the blood. There are normal ranges for all thyroid horm

Your Thyroid Gland

The thyroid gland is the biggest gland in the neck. It is situated in the anterior (front) neck below the skin and muscle layers.

Thyroid Problems and Pregnancy

The most common thyroid disorder occurring around or during pregnancy is thyroid hormone deficiency, or hypothyroidism. The details of hypothyroidism are covered on several other pages on our site, so only those factors pertaining to pregnancy are discussed here.

Hypothyroidism: Too Little Thyroid Hormone

Hypothyroidism is a condition in which the body lacks sufficient thyroid hormone. Since the main purpose of thyroid hormone is to "run the body's metabolism," it is understandable that people with this condition will have symptoms associated with a slow metabolism.