Clinical Feasibility of Monitoring Resting Heart Rate Using a Wearable Activity Tracker in Patients With Thyrotoxicosis: Prospective Longitudinal Observational Study

Jie-Eun Lee   ¹ , MD, MS ;   Dong Hwa Lee   ² , MD, MS ;   Tae Jung Oh   ² , MD, PhD ;   Kyoung Min Kim   ² , MD, PhD ;   Sung Hee Choi   ² , MD, PhD ;   Soo Lim   ² , MD, MPH, PhD ;   Young Joo Park   ³ , MD, PhD ;   Do Joon Park   ³ , MD, PhD ;   Hak Chul Jang   ² , MD, PhD ;   Jae Hoon Moon   ² , MD, PhD

¹ Department of Internal Medicine, Seoul National University Healthcare System Gangnam Center, Seoul, Republic of Korea

² Department of Internal Medicine, Seoul National University Bundang Hospital, Sungnam-si, Republic of Korea

³ Department of Internal Medicine, Seoul National University Hospital, Seoul, Republic of Korea