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 shelter set up to help evacuees.

The virulent illness spreads easily in close quarters, causing diarrhea, vomiting and stomach pain An outbreak of norovirus — the virulent, highly contagious stomach illness — has been reported at one of the shelters housing Los Angeles fire evacuees.

Norovirus, which causes sudden vomiting and diarrhea, has seen a surge in recent weeks. It spreads quickly and can run through an entire family.

Norovirus outbreak strikes evacuees at Pasadena shelter, with three confirmed cases and preventive measures underway.

Norovirus is a very contagious virus causing vomiting and diarrhea. It's not related to the flu despite being commonly referred to as 'stomach flu.'

Dr. Marlene Wolfe, the Co-principal investigator with WastewaterSCAN said there is increased detection of norovirus at California's wastewater testing sites.

A nasty stomach bug has been spreading across the country, including California, in recent months—leaving people feeling nauseous, achy or worse.

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 shelter set up to help ...

Illness typically lasts for one to three days but people can still be contagious after their symptoms have subsided.

Fire investigators are looking at a hiking area called Skull Rock as the potential point of origin for the destructive Palisades fire, which erupted on Jan. 7.

Three people have tested positive for norovirus amid a cluster of 28, the Pasadena Public Health Department said on Friday.