The life expectancy of hyperthyroidism patients is related to factors such as whether they receive timely treatment and the treatment method, and cannot be generalized. Hyperthyroidism can cause excessive increase in body metabolism, leading to palpitations, sweating and increased bowel movements, which are related to the synthesis and release of excessive thyroid hormones by the thyroid gland. With timely treatment, patients can live as long as ordinary people. However, if left untreated, the disease may be delayed and life expectancy may be affected, and there is even a risk of sudden death. Different treatments can also affect life expectancy. There are anti-thyroid medications, iodine-131 therapy and surgery for hyperthyroidism. In milder cases, some patients can be completely cured if treated conservatively with anti-thyroid medications, and life expectancy is usually not affected. Patients with side effects from medication or those with significant goiter may choose iodine-131 therapy or undergo surgical supplementation. The latter two methods can reduce the recurrence rate and have less impact on the life expectancy of patients, but there is no exact time node in clinical practice for how long they can live. Patients with hyperthyroidism are recommended to receive timely treatment, take rest and undergo occasional review to avoid recurrence of hyperthyroidism.