1. Hyperthyroidism is a disease of what? Hyperthyroidism, the full name of hyperthyroidism, refers to the disease caused by the increase of thyroid hormone produced by thyroid gland and the excessive thyroid hormone in blood. 2. What are the symptoms of hyperthyroidism? Typical symptoms of hyperthyroidism include hyperappetite, increased defecation, emaciation, palpitations, shaking hands, insomnia and irritability. Some people can also show symptoms of goiter, exophthalmos and periodic paralysis. However, some patients with hyperthyroidism, especially the elderly, often have atypical symptoms. 3. What are the causes of hyperthyroidism? Hyperthyroidism is divided into 3 common types according to its pathogenesis: Graves disease accounts for 80% and is an autoimmune disease. Nodular toxic goiter accounts for 10%, thyroid cells in nodules are Read More …