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.
This winter's COVID-19 surge in the U.S. appears to be fading without hitting nearly as hard as many had feared.
"I think the worst of the winter resurgence is over," says Dr. David Rubin, who's been tracking the pandemic at the PolicyLab at Children's Hospital of Philadelphia.
No one expected this winter's surge to be as bad as the last two. But both the flu and RSV came roaring back really early this fall. At the same time, the just as the holidays arrived in
