Category: Health

Preprint: Transmission event of Delta coronavirus variant reveals multiple vaccine breakthrough infections

Here we describe a transmission of a Delta variant containing SARS-CoV-2 strain, between family members associated with events surrounding a wedding with 92 attendees, near Houston, Texas.  More...

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Israel: Hebrew University study finds Pfizer vaccine just 70% effective against Delta variant

In a separate report to the one we mentioned earlier where the efficacy of the Pfizer vaccine was estimated to be just 64%, a new study from the Hebrew University reports that the Pfizer vaccine is 70 percent effective against the new ultra-contagious Delta variant.  More...

Coronaheadsup.com Asia, B.1.617.2, Coronavirus, Delta, Health, Infection, Israel, Pfizer/Biontech, Science, Transmission, Vaccine, Vaccine Breakthrough

Israel: Pfizer vaccine effectiveness against coronavirus infection has dropped to just 64%

From June 6 – five days after the abolition of all coronavirus restrictions in Israel – until Tuesday, the effectiveness of the [Pfizer] vaccine against corona infection dropped to only 64%.  More...

Coronaheadsup.com B.1.617.2, Children, Coronavirus, Delta, Health, Infection, Israel, Pfizer/Biontech, Reinfection, Science, Side Effects, Testing, Transmission, Vaccine, Vaccine Breakthrough

USA: Vaccine breakthough cases in Washington State by coronavirus variant to 30th June 2021

Washington State has recently published an update on the number of vaccine breakthrough cases.  More...

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