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 ...
If it seems like a lot of people are getting COVID right now, you’re not imagining it. We’re in the middle of a worldwide summer COVID-19 wave. A high or very high level of COVID-19 virus is being ...
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