The Morning After: Your smartwatch might detect signs of COVID-19 before you do

Your wearable, whether it’s an Apple Watch, Fitbit or another fitness tracker, might offer an early detection system for COVID-19, based on your heart rate variability (HRV). In a Mount Sinai study, researchers followed a group of 297 healthcare work...

source https://www.engadget.com/the-morning-after-smartwatch-covid-19-detection-123008187.html