Will Covid Boosters Prevent Another Wave? Scientists Aren’t So Sure.

November 21, 2022

(New York Times) – Older adults, immunocompromised people and pregnant women should get the booster shots, because they offer extra protection against severe disease and death, said John Moore, a virologist at Weill Cornell Medicine in New York. But the picture is less clear for healthy Americans who are middle-aged and younger. They are rarely at risk of severe illness or death from Covid, and at this point most have built immunity through multiple vaccine doses, infections or both. The newer variants, called BQ.1 and BQ.1.1, are spreading quickly, and boosters seem to do little to prevent infections with these viruses, as they are excellent evaders of immunity. (Read More)