This illustration, created at the Centers for Disease Control and Prevention (CDC), reveals ultrastructural morphology exhibited by coronaviruses. Centers for Disease Control and Prevention (CDC)The Centers for Disease Control and Prevention updated its guidance for people who are isolating at home with Covid-19 to prevent transmission of the virus. The CDC also updated guidance for people who are in isolation after testing positive for Covid-19 but who don't have symptoms. The CDC noted the updated guidance may "appear in conflict" with the recommendations for people known to have been exposed to the virus. The CDC said this update was made "based on evidence suggesting a longer duration of viral shedding."

Source: CNN July 19, 2020 03:56 UTC