COVID-19 spreads in U.S. households extra usually than beforehand thought, in response to a brand new research.

The research, printed Friday (Oct. 30) within the journal Morbidity and Mortality Weekly Report, concerned 191 folks in Tennessee and Wisconsin who lived with somebody lately recognized with COVID-19. Of those, 102 folks change into contaminated inside seven days of being enrolled within the research, for a “secondary an infection price” of 53%. (The secondary an infection price is the share of uncovered individuals who catch COVID-19 from the primary case.) 



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