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

COVID-19 levels in Bloomington are currently high and on an upward trend, signaling what many public health experts believe ...

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 ...

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 ...

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

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.

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

The Nimbus variant is now the most common strain of COVID currently spreading across the nation, according to the CDC.

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

A summer wave also could occur in the United States. According to the US Centers for Disease Control and Prevention, NB.1.8.1 already represents about one-third of new Covid-19 cases as of June 7.