New, highly transmissible COVID-19 strain fueling wave of infections across US
Just in time for respiratory virus season, a highly transmissible COVID-19 strain is fueling a wave of infections across the US. The XFG variant, informally known as “Stratus,” has been driving up case numbers. Stratus’ ability to evade immune system defenses has propelled it past NB.1.8.1 (aka “Nimbus”) as the dominant Covid strain. The increased … Read more