COVID-19 levels in Bay Area wastewater have surpassed winter highs, driven by the NB.1.8.1 subvariant, known as Nimbus. This variant constitutes 43% of U.S. COVID-19 cases and is more transmissible than earlier variants. Symptoms of Nimbus include a severe sore throat, nicknamed 'razor blade throat'. In California, the overall COVID-19 case numbers have risen by 55% over the previous three weeks. The Bay Area is experiencing an accelerated increase compared to the state's overall trends, highlighting the impact of this subvariant.
COVID-19 levels in Bay Area wastewater have now exceeded the winter peak, indicating a rise in cases driven by the new subvariant called NB.1.8.1, or Nimbus.
The new subvariant Nimbus, which accounts for 43% of U.S. COVID-19 cases, is more contagious than previous variants, contributing to its rapid rise.
People infected with Nimbus have reported a particularly nasty sore throat, earning it the nickname 'razor blade throat', highlighting the variant's unique symptoms.
Current COVID-19 trends in California show a 55% increase in cases over the past three weeks, with Bay Area levels rising faster than the statewide average.
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