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

SAN FRANCISCO (KGO) -- 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 ...

Coronavirus cases may surge in the coming weeks, as they have every summer since the pandemic began five years ago, experts ...

According to a Johns Hopkins report, several virological, behavioural, and environmental factors drive summer Covid-19 waves.

COVID-19 cases in California show a potential summer surge, with wastewater data indicating increased virus levels.

Covid-19 cases are rising again in 25 US states, driven by new variants like NB.1.8.1 (Nimbus) and XFG (Stratus). Experts ...

A contagious new COVID-19 variant called NB.1.8.1, aka "Nimbus," is now dominant in the United States, CDC data show. What to ...

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

This summer is not only bringing the heat but a wave of new COVID-19 infections across Tarrant County.

The pandemic officially ended more than a year ago, but COVID-19 is still spreading amid increased travel, leading to a surge in new infections in Atlanta, experts say.

California, Georgia, Alabama, Illinois and Massachusetts are among the states seeing a rise in COVID-19 infections, according to the CDC.

The COVID-19 summer surge is here. “COVID has become part of our lives, but we never took our eyes off it,” said infectious disease physician Supriya Mannepalli.