Fitbit, Northwell Health test wearables’ ability to detect Covid-19 early October 29, 2020 Auto Bot Fitbit, Health Tech, Medical Devices, Northwell Health, Wearables 0 After sharing early data from a study of its wearables’ ability to detect Covid-19 early, Fitbit plans to launch a prospective study with Northwell Health to see if its algorithm can detect illness before symptoms appear.