COVID-19 cases were relatively low across the country for most of the summer, but they’re now creeping up again. Data shows that this is thanks to the new COVID-19 variant XFG, nicknamed Stratus, ...

Confirmed COVID-19 cases are up week-over-week, according to CDC data. Here's what to know the week of Aug. 25.

Add Yahoo as a preferred source to see more of our stories on Google. New COVID-19 cases continue to crop up nationwide as new variant XFG makes gains both domestically and abroad. Some regions of 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 ...

As summer comes to an end, COVID-19 cases are on the rise again in California. While respiratory viruses usually peak in the winter, the novel coronavirus can also surge in the warmer months.

As confusion around vaccine access continues, cases have remained fairly steady week-over-week, according to CDC data.