Wearable Devices can Detect COVID-19 Cases Earlier Than Traditional Diagnostic Methods Written by AZoSensorsFeb 9 2021 According to scientists from the Mount Sinai Hospital, wearable devices can detect COVID-19 infection earlier than conventional diagnostic techniques and can help monitor and enhance the management of the disease. The team had made these observations in one of the preliminary studies on the topic. Image Credit: Andrii Vodolazhskyi/Shutterstock The study results were published in the Journal of Medical Internet Research on January 29 th, 2021. In the Warrior Watch Study, slight changes were detected in the heart rate variability (HRV) of a specific participant, and these were quantified by an Apple Watch.