After a year, omicron still driving COVID surges and worries

A syringe is prepared with the Pfizer COVID-19 vaccine at a vaccination clinic in Chester, Pa., on Dec. 15, 2021.

Matt Rourke / Matt Rourke

A year after omicron began its assault on humanity, the ever-morphing coronavirus mutant drove COVID-19 case counts higher in many places just as Americans gathered for Thanksgiving. It was a prelude to a wave that experts expect to soon wash over the U.S.

Phoenix-area emergency physician Dr. Nicholas Vasquez said his hospital admitted a growing number of chronically ill people and nursing home residents with severe COVID-19 this month.

“It’s been quite a while since we needed to have COVID wards,” he said. “It’s making a clear comeback.”