As new Omicron variants further infiltrate the U.S., a jumble of signals suggest the latest increase in Covid-19 infections hasn’t sparked a commensurate surge in severe illness even as risks remain.
Covid-19 virus levels detected in wastewater in the Northeast, the first region to see significant concentrations of the easily transmitted Omicron BA.2 variant, appear to have flattened out in the past two weeks. Covid-19 hospital admissions have risen in the region, but they remain far below levels during earlier surges that indicated widespread severe illness and taxed healthcare facilities.
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