The agency cited an outbreak in Provincetown, Mass., in which most of the infected were immunized. An internal C.D.C. document paints an even more harrowing picture.
Tag: Coronavirus Risks and Safety Concerns
How Often Do the Vaccinated Spread Covid-19?
The C.D.C.’s new masking advice was based in part on data showing that the virus can thrive in the airways of vaccinated people. The findings are expected on Friday.
Olympics Covid Cases Raise Tricky Questions About Testing
Frequent screening of healthy, vaccinated people will pick up even the mildest infections. How much testing is too much?
How Nations Are Learning to Live With Covid-19 Pandemic
More officials are encouraging people to return to their daily rhythms and transition to a new normal. But scientists warn that it may be too soon to design exit strategies for the pandemic.
How Nations Are Learning to ‘Let It Go’ and Live With Covid
More officials are encouraging people to return to their daily rhythms and transition to a new normal. But scientists warn that it may be too soon to design exit strategies for the pandemic.
England’s Reopening Loosens Covid-19 Restrictions Amid Rising Cases
In a breathtaking gamble, the country has now lifted all but a few pandemic restrictions.
On England’s ‘Freedom Day,’ Rising Virus Cases and a Prime Minister in Isolation
In a breathtaking gamble, the country has now lifted all but a few pandemic restrictions.
The C.D.C. Issues New School Guidance, With Emphasis on Full Reopening
The guidance acknowledges that many students have suffered from months of virtual learning.
C.D.C. Director Reaffirms the Vaccinated Don’t Need Masks Most of Time
The director, Dr. Rochelle P. Walensky, said there are instances where local authorities might impose more stringent measures to protect the unvaccinated.
Delta Variant’s Spread Prompts Reconsideration of Mask Guidance
Los Angeles County and the W.H.O. warned that even immunized people should wear masks indoors. Some scientists agreed, but urged a localized approach.