Evidence so far suggests NB.1.8.1 may spread more easily and partially sidestep immunity from prior infections or vaccination

As we enter the colder months in Australia, Covid is making headlines again, this time due to the emergence of a new variant: NB.1.8.1.

Last week, the World Health Organization designated NB.1.8.1 as a “variant under monitoring”, owing to its growing global spread and some notable characteristics which could set it apart from earlier variants.