Variant

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The uptick in Covid cases, as well as new CDC guidance, could be a blow to employers planning to bring office employees back to the workplace in the fall. ...
Scientists say that with the highly transmissible Delta variant of coronavirus, the old rules of thumb no longer apply. ...
Yasmeen Abutaleb, health reporter for the Washington Post, talks about new Washington Post reporting on an internal CDC document that describes the delta variant's greater transmissibility, including by vaccinated people, and greater severity of infection.  ...
Pfizer/BioNTech data released Wednesday suggests a third dose of the vaccine "strongly boosts" protection against the variant. ...

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