Physiologic Response to the Pfizer-BioNTech COVID-19 Vaccine Measured Using Wearable Devices: Prospective Observational Study

Alexander G Hajduczok   ^{1 *} , MD ;   Kara M DiJoseph   ^{1 *} , DO ;   Brinnae Bent   ² , PhD ;   Audrey K Thorp   ¹ , DO ;   Jon B Mullholand   ¹ , MD ;   Stuart A MacKay   ¹ , DO ;   Sabrina Barik   ¹ , MD ;   Jamie J Coleman   ³ , MD ;   Catharine I Paules   ⁴ , MD ;   Andrew Tinsley   ⁵ , MD

¹ Division of Internal Medicine, Department of Medicine, Penn State Health Milton S. Hershey Medical Center, Hershey, PA, United States

² Department of Biomedical Engineering, Duke University, Durham, NC, United States

³ Department of Surgery, Denver Health Medical Center, Denver, CO, United States

⁴ Division of Infectious Diseases, Department of Medicine, Penn State Health Milton S. Hershey Medical Center, Hershey, PA, United States

⁵ Division of Gastroenterology, Department of Medicine, Penn State Health Milton S. Hershey Medical Center, Hershey, PA, United States

*these authors contributed equally