Early results from a study launched in May by Fitbit indicate mHealth wearables can help providers identify people infected with the coronavirus — often before symptoms are evident. According to data gathered from more than 100,000 Fitbit users on the company’s telehealth platform, nearly half of the roughly 1,000 users who developed COVID-19 could be identified as having the virus one day before the onset of symptoms, with 70% specificity.
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