Answer Wiki. ' denotes foot,  denotes inches, where 1 foot is equivalent of 12 inches (though I'm not American and I generally don'thave any idea how to work with US customary units, it really had quite an interesting history as the number 12 was used for conversion by many countries, including Ancient Rome). So that'd be 5 * 12 + 6 = 60 + 6 = 66 inches.
Graves' Disease. The most common cause of hyperthyroidism is Graves' disease. This is an autoimmune disorder that attacks the thyroid gland and triggers the release of high levels of thyroid hormones. One of the hallmarks of Graves' disease is a visible and uncomfortable swelling behind the eyes.
Causes of Hypothyroidism. â Autoimmune thyroiditis, where the bodyâs own immune system attacks the thyroid gland, is the major cause of hypothyroidism. â A lack of iodine in the body.Iodine is necessary for the production of thyroid hormones, and iodine deficiency due to inadequate intake can lead to problems.auses of Hypothyroidism. â Autoimmune thyroiditis, where the bodyâs own immune system attacks the thyroid gland, is the major cause of hypothyroidism. â A lack of iodine in the body.