Two coronavirus studies — one involving almost 2,000 people from Florida and the other from a Washington state nursing home — have concluded that many of the people who tested positive for the virus didn't know they had it because they showed no symptoms
The findings add to a growing body of evidence suggesting that people who don't feel sick are contributing to the spread of the deadly virus that has swept the world.The pandemic has taken at least 50,890 lives in the US, according to tallies collected by Johns Hopkins University. Were Covid-19 cases undercounted in Miami-Dade?Miami-Dade County and the University of Miami Miller School of Medicine conducted a random antibody testing study of the county's 2.
"Transmission from asymptomatic residents infected with most likely contributed to the rapid and extensive spread of infection to other residents and staff," the researchers wrote in their study, published in the New England Journal of Medicine.Just over three weeks after the nursing home's first case was identified, 64% of residents had been infected with the virus, researchers said. One in four infected residents died.
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