Booster Shots 90% Effective at Preventing Omicron Hospitalizations: CDC Data

Jan. 24, 2022 — Booster shots of the Pfizer and Moderna COVID-19 vaccines appear to be highly effective at preventing hospitalizations due to the Omicron variant, according to three new CDC studies published on Friday. The extra doses were 90% effective at keeping people out of the hospital after infection and 82% effective at preventing … Read more