FILE - A healthcare worker administers a COVID-19 test. (Dan Brouillette/Bloomberg via Getty Images)For now, the extra-contagious delta variant accounts for practically all cases in the U.S.
and continues to inflict misery at a time when many hospitals are struggling with shortages of nurses and a backlog of patients undergoing procedures that had been put off early in the pandemic.The fear is that omicron will foist even more patients, and perhaps sicker ones, onto hospitals."For me, it’s really just, I can’t imagine," said Dr.