COVID-19 cases are rising in half of U.S. states. What to know about COVID trends and the new Stratus and Nimbus variants.

Cases of COVID-19 are now likely growing in 25 states, according to estimates published by the Centers for Disease Control ...

Infections of COVID-19 are growing or likely growing in half of the U.S. as of July 8, according to CDC estimates.

There is an increase in positive COVID-19 cases across the Bay Area, especially in San Francisco. UCSF's Dr. Monica Ghandi says it's because two new subvariants have come up this season. "The problem ...

COVID cases are rising across half of the U.S., mostly in the South and on the West Coast, with a new variant called “nimbus” ...