UKHSA bombshell: Effectiveness of COVID-19 vaccines against the Omicron variant

“Among those who had received 2 doses of [AstraZeneca], there was NO protective effect of vaccination against symptomatic disease with Omicron from 15 weeks after the second dose.”  More...

Vaccines: Pfizer CEO says fourth dose of vaccine may be needed sooner than expected

Pfizer CEO Albert Bourla said Wednesday that people might need a fourth Covid-19 shot sooner than expected after preliminary research shows the new Omicron variant can undermine protective antibodies generated by the vaccine the company developed with BioNTech.  More...