Webhaber
This winter's U.S. COVID surge is fading fast, likely thanks to a 'wall' of immunity

This winter's U.S. COVID surge is fading fast, likely thanks to a 'wall' of immunity

The main reason the surge is ebbing now, pandemic experts suspect, is the significant immunity many people in the U.S. have acquired from prior infections and COVID vaccinations many received.

Npr, Benzer haberler