Since May, highly contagious "FLiRT" coronavirus variants – a term for new mutations of Omicron – have been driving a rise in infections and emergency room trips. Virus levels at local wastewater ...

In late 2019, a novel coronavirus emerged in China. Since then, it has rapidly spread throughout the world. This novel coronavirus is called SARS-CoV-2 and the disease that it causes is called ...

With COVID-19 restrictions lifting all over the country, the Centers for Disease Control and Prevention (CDC) have adjusted their guidance on face masks, providing the flexibility to keep up with the ...

The Contra Costa County health department on Tuesday recommended people wear masks in crowded indoor settings as COVID-19 infections increase throughout the Bay Area. The department said masking is ...