
Category: Immunity


What is the risk of reinfection after breakthrough infection?

What about antibody tests?

Is previous infection as protective as vaccination?

Will we need booster shots soon?

Can vaccinated people who are asymptomatically infected transmit the virus?

Are vaccines effective at preventing transmission?

Do low vaccination rates cause an uptick of breakthrough cases?

What is the “Delta Plus” variant and why call it “plus”?
