Frequent handwashing, especially after using the restroom and before eating, is the most effective way to prevent infection.” ...

As winter peaks, cases of the flu are rising nationally. COVID-19, RSV and other respiratory diseases are also circulating, as they typically do in the post-holiday surge. But in this salvo of winter ...

Norovirus is spiking across California, with wastewater concentrations and test positivity rates spiking, especially in the Los Angeles and San Francisco Bay Areas. The emergence of a new GII.17 ...

A nasty stomach bug has been spreading across the country, including California, in recent months — leaving people feeling nauseous, achy or worse. There were 91 outbreaks of norovirus reported across ...

A norovirus particle is pictured in this 3D illustration by Jessica A. Allen for the U.S. Centers for Disease Control and Prevention, shared via Wikimedia Commons. CDC / Jessica A. Allen, Illustrator: ...

First came the fires. Then, there was ash and contaminated water. Now, some survivors of the Southern California wildfires are dealing with outbreaks of norovirus and other stomach ailments at a ...

About 70 inmates at a California state prison in Chino have received treatment for a virus that causes diarrhea, vomiting and nausea, according to California Correctional Health Care Services. Several ...