Clinical Application of Pulse Rate-monitoring Activity Trackers in Thyrotoxicosis

Inclusion Criteria: * Patients undergoing newly developed or recurrent thyrotoxicosis who are treated and followed-up in Seoul National University Bundang Hospital * Patients who can use wearable activity trackers and smartphone applications * In case of Graves' disease, patients who will treated by anti-thyroid drugs Exclusion Criteria: * Patients who have thyrotoxic periodic paralysis * In case of Graves' disease, patients who will treated by radioactive iodine therapy or thyroidectomy * Patients who have thyrotoxicosis due to toxic nodular disease