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This is especially pertinent as a new Covid variant known as NB.1.8.1 (or Nimbus) is reportedly spreading across the UK. UK ...
The new variant of Covid, NB.1.8.1, which has lost its potential to cause severe infection, since May 2023 is considered a ...
A new COVID variant known as NB.1.8.1 is on the rise in the U.S. and beyond, landing on the radar of health officials. The variant, first identified in January 2025, is now being closely ...
according to Delaware Health and Human Services — even as a new variant, COVID NB 1.8.1, sweeps through much of the country. And with only 14.9% of Delawareans vaccinated with an updated dose ...