- Omicron is now considered the most dominant COVID-19 variant, comprising 73 percent of new COVID-19 infections last week in the U.S. The new CDC estimates underscore just how rapidly it has spread across the U.S. As of a week prior, December 11, it was only detected in 12.6 percent of positive COVID-19 cases that were sampled. The CDC said it was working on revising some of the earlier numbers after officials finish analyzing more samples of the strain. (Articles here, here, here, and here)
December 21, 2021
Public Health/Prevention