Bird flu is a disease caused by avian influenza A viruses, according to the CDC. The virus mostly spreads between birds and dairy cows, but there have been 67 human cases of bird flu nationwide and one death tied to the infection since 2024, CDC records show.

The US Centers for Disease Control and Prevention is urging hospitals to accelerate advanced testing of people they suspect may have bird flu.

The CDC is calling for expanded testing of bird flu after a child in California tested positive for the virus despite no known contact with animals.

The Trump administration has paused public communications from health agencies, causing concern for California's ability to respond to the avian flu outbreak.

A child ill with fever and conjunctivitis in San Francisco tested positive for bird flu but had no known source of transmission.

Public health officials have confirmed a San Francisco child is the second pediatric case of bird flu in the U.S. According to the CDC, no additional cases have been identified among the child's contacts.

The CDC has confirmed a positive bird flu case in a child in San Francisco, the second juvenile case of H5N1 in the country.

SAN FRANCISCO (KGO) -- The CDC has confirmed the positive bird flu case in a child in San Francisco. City health officials first reported on a presumptive case in a child on Jan. 10 and continue ...

San Jose Mayor Matt Mahan and Councilmember Peter Otriz confirmed that U.S. Immigration and Customs Enforcement agents were carrying out an operation on the east side of town on Sunday.

Get ready to feel the chill. The National Weather Service says a Freeze Watch is up for many parts of the Bay Area starting early Monday and expected to last for several days.

The Trump administration ordered an immediate pause on public communications from federal health agencies like the CDC, FDA, and NIH. The U.S. Department of Health and Human Services (HHS) says it expects the pause to be temporary.

The University of California, the nation's top recipient of federal research funding in higher education, is raising questions and concerns about the Trump administration's pause in research grant reviews announced this week.