Possible virus vulnerability discovered; about 20% of people
Possible virus vulnerability discovered; about 20% of people with COVID-19 remain asymptomatic
Nicola Low of the University of Bern told Reuters. "Most people will go on to develop symptoms and there is a substantial amount of transmission during the pre-symptomatic phase," Low said. That means prevention measures to reduce transmission, including face covering, social distancing, physical barriers and widespread testing and contact tracing to find and isolate contagious people remains necessary. (bit.ly/2RRypSV)