COVID-19 variant is quietly making its rounds across the United States, prompting health officials to reiterate the ...

Variant NB.1.8.1 accounted for 0% of U.S. cases in April. By mid-June, it was estimated to be the cause of around 37% of ...

At the same time a new COVID variant has been reported in the U.S., residents of Illinois and across the nation will likely ...