Nearly Half of Coronavirus Spread May Be Traced to People Without Any Symptoms

https://time.com/5848949/covid-19-asymptomatic-spread/

One of the more insidious features of the new coronavirus behind COVID-19 is its ability to settle into unsuspecting hosts who never show signs of being sick but are able to spread the virus to others.

In a study published June 3 in the Annals of Internal Medicine,

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