New COVID-19 variant XFG has firmly positioned itself as the predominant strain in the United States as cases continue to crop up nationwide. Some regions of the U.S. are experiencing higher rates of ...

Updated 2024-2025 COVID-19 vaccines significantly reduced the risk for hospitalization and severe outcomes despite the emergence of new viral lineages.

Add Yahoo as a preferred source to see more of our stories on Google. New data from the Centers for Disease Control and Prevention shows COVID-19 activity is increasing nationwide. As summer rages on, ...

SAN FRANCISCO -- A model from a University of Washington medical research group predicts when the impact of the novel coronavirus pandemic will reach its climax in each state. In California, the ...

As the weather cools and fall approaches, COVID-19 cases are still spiking in much of the United States. The country has yet to emerge from a late summer COVID wave driven by the highly contagious new ...