Sacramento region reports six confirmed measles cases amid ongoing multi-jurisdiction outbreak ...

California has detected its first cases of highly pathogenic avian influenza in marine mammals. Marine veterinarians in ...

Three unrelated cases of clade Ib mpox, a more dangerous variant of the monkeypox virus, have been confirmed in Southern California with no clear travel links to ongoing outbreaks in Africa. The ...

(FOX40.COM) — Contact tracing is underway after as many as 130 children were possibly exposed to an unvaccinated child with measles. Earlier this week, Sacramento County Public Health confirmed that ...

When a possible measles case is identified in California, a phone rings at the local health department and the clock starts ticking.

Researchers at UC Davis say news they've dreaded since 2023 has come to pass: California's elephant seals have been infected ...

The confirmation last week of H5N1 bird flu in northern elephant seals at California’s Año Nuevo State Parkhas put wildlife ...

Parks officials in California have canceled popular guided elephant seal tours for the remainder of the season and ...

Researchers have found avian flu in elephant seal pups at California’s Año Nuevo State Park, and officials have stopped ...

Seven baby elephant seals have tested positive for H5N1, the first case of bird flu in California marine mammals. On Tuesday ...

As of last week, there have been three active cases of the airborne bacterial infection that primarily affects the lungs, with the first case at Archbishop Riordan High School in San Francisco ...