lifestyle. Hyperthyroidism, generally more difficult to treat, requires the normalization of thyroid hormone production. Treatment could involve drug therapy to block hormone production, radioactive iodine treatment that disables the thyroid, or even thyroid surgery to remove part or the entire gland. The most popular treatment is radioactive iodine. This therapy often results in hypothyroidism, requiring the use of levothyroxine (synthetic replacement hormone) in order to restore …