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Mar 18, 2022 · It seems to be easier to catch. Omicron created record-setting spikes of cases for two reasons: it was more transmissible than earlier variants, and it could evade some of the protection from...
Sep 1, 2023 · Except in rare cases, the original version of Omicron is no longer circulating—neither is the original strain of the SARS-CoV-2 virus and the early, more severe Alpha and Delta variants. But, as of early September 2023, CDC estimates showed a long list of circulating Omicron subvariants, including more than a dozen XBB strains.
Apr 21, 2022 · By Aria Bendix. The omicron variant of the coronavirus has been dominant in the U.S. since December, but the version of omicron that drove the major infection surge during the winter now...
Feb 2, 2022 · Is BA.2 more dangerous? There is no data to suggest that BA.2 leads to more severe disease than previous Omicron sub-variants.
Apr 4, 2022 · Fortunately, evidence so far indicates that disease symptoms caused by BA.2 are not more severe than those caused by BA.1 in vaccinated people or people who were previously infected with...
Apr 25, 2022 · Now, evidence is building that the BA.2 subvariant is even more infectious than the first form of Omicron, produces more virus particles upon infection, and causes longer-lasting cases of...
Mar 21, 2022 · How different is it than the original omicron variant? There’s not even a single bit of evidence that BA.2 is more pathogenic than BA.1. One clear piece of evidence is that despite an increase of cases of BA.2, the death rate continues to decline.
