What you need to knowNB.1.8.1. — also called \"Nimbus” — is a subvariant of the dominant Omicron variant of SARS-CoV-2.It has ...

The new Omicron subvariant, NB.1.8.1 or Nimbus, is spreading in Europe, prompting health authorities to call for continued vigilance and booster vaccinations for at-risk groups.

Stratus has two strains, XFG and XFG.2, which currently make up approximately 30% of Covid cases in England, according to the ...

A doctor has warned that a new strain of Covid-19 could be immune from the vaccine. The Stratus strain has spread across the ...

Stratus, the new Covid strain sweeping Britain, has two subtypes - XFG and XFG.2 - and has become the most dominant variant ...