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 ...

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

A significant COVID-19 surge is sweeping across 25 US states, driven by waning immunity and new variants like NB.1.8.1 (Nimbus). The CDC reports risin ...

A summer wave of Covid-19 is hitting parts of the US, driven by the Nimbus variant. Here's what to know about symptoms, its spread, and how to stay safe.

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.

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

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

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 ...

PORTSMOUTH, Va. (WAVY) – COVID-19’s latest variant, NB.1.8.1, or Nimbus, is spreading at a rapid rate across the U.S. and could impact people in Hampton Roads this summer. This month, the ...