Why Health Officials Are Watching Stratus and Nimbus Closely
Across the U.S. and the UK, health agencies have been tracking newer COVID lineages including NB.1.8.1, often referred to in media coverage as “Nimbus,” and XFG, which has been called “Stratus.” One important correction: the strain commonly linked to the “Stratus” nickname is XFG, not XFB. Both XFG and NB.1.8.1 have been identified as variants… CONTINUE READING »