- ER doctor Leana Wen says
COVID-19 cases are rising in the US becausevaccination numbers are not high enough. - The
Delta variant of COVID-19 is 50% more contagious than the Alpha variant, which is 50% more contagious than the original variant. - She says people who got the Pfizer or Moderna vaccines are "extremely well protected from severe disease" with the Delta variant.
Emergency doctor explains how the Delta variant affects vaccinated people
Kaitlyn Wang
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