Could you have Covid-19? Soon your smartwatch or smart ring might tell you - Wall Street Journal

For the past three weeks I’ve worn an Oura ring, Fitbit, Garmin fitness band and Apple Watch, along with two high-tech skin patches, all packed with sensors. They’ve sent hundreds of temperature readings, blood oxygen levels, heart beats - even cough counts - to my phone. All to find out if I have Covid-19. (I don’t. Confirmed with a real fun nasal-swab test.) Podcast courtesy of BizNews partner Wall Street Journal. Learn more about your ad choices. Visit megaphone.fm/adchoices