But health experts urge the public not to mistake that to mean omicron doesn’t pose a serious threat.
(Antigen tests only detect the presence of certain virus proteins.
At-home COVID-19 tests less effective at detecting omicron variant, FDA cautions
Early data suggests antigen tests, like those used in at-home rapid test kits, "may have reduced sensitivity" to the highly contagious new strain, the agency said.
