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

Virus levels have increased sharply since June, with nearly all wastewater sites showing signs of transmission.

COVID-19 is rising again in California, driven by new variants like “Nimbus,” amid a nationwide summer wave. Despite “low” overall activity, wastewater data and ER visits indicate a growing trend.

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

California Gov. Gavin Newsom answered questions from podcast host Joe Rogan about the state’s COVID-19 pandemic decisions in ...

It may be summer, but COVID-19 is surging in the San Francisco Bay Area.

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

California's 3-year-old COVID-19 state of emergency will lift Tuesday — a development that reflects the dawn of a next, hopeful phase of the pandemic.

COVID-19 is making a comeback in California. Coronavirus levels in wastewater are on the rise in the state’s most populated areas, and hospitalizations continue to tick upward as residents ...

California’s COVID positivity rate is still growing, approaching record high for a summer surge The positivity rate has reached 13.8% so far this summer, the highest it has been in a year.

The state’s life expectancy was lower in 2024 than in 2019, according to an analysis, but primarily as a result of causes of ...

The U.S. Centers for Disease Control and Prevention (CDC) recorded the first California COVID-19 case on Jan. 26, which involved a resident who'd recently returned from China.