Friday, 30 July 2021 18:54

CDC Shares 'Pivotal Discovery' on COVID-19 Breakthrough Infections that Led to New Mask Guidance

Written by Michael Nedelman, CNN

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A new study shows the Delta COVID-19 variant produced similar amounts of virus in vaccinated and unvaccinated people if they get infected---illustrating a key motivation behind the federal guidance that now recommends most fully vaccinated Americans wear masks indoors.

Experts say vaccination makes it less likely you'll catch COVID-19 in the first place---but for those who do, this data suggests they could have a similar tendency to spread it as unvaccinated folks.


"High viral loads suggest an increased risk of transmission and raised concern that, unlike with other variants, vaccinated people infected with Delta can transmit the virus," Dr. Rochelle Walensky, director of the U.S. Centers for Disease Control and Prevention, said in a statement July 30.


To read more, see CNN.