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 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.

As part of a flurry of new executive orders and directives from the Trump administration, agencies under the Department of Health and Human Services were mandated to pause outgoing communications — a move that has sparked concerns across the public health sector.

The Centers for Disease Control and Prevention says hospitals treating people for the flu should test them for avian influenza within 24 hours.

SAN FRANCISCO -- 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 to ...

SAN FRANCISCO (AP) — Malik Thomas' 17 points helped San Francisco defeat San Diego 81-69 on Saturday. Thomas shot 5 of 11 from the field, including 1 for 4 from 3-point range, and went 6 for 7 ...

U.S. public health officials have been told to stop working with the World Health Organization, effective immediately.

A yearlong outbreak of tuberculosis in the Kansas City, Kansas area has taken local experts aback, even if it does not appear to be the largest outbreak of the disease in U.S. history as a state health official claimed last week.

The Sioux City Explorers brought back a stable young arm in right-handed pitcher Heitor Tokar and added a promising young infielder in Luis Toribio in the team's newest offseason moves.

A new strain of a highly pathogenic and rare strain of bird flu has been reported on a duck farm in central California.

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

A Centers for Disease Control and Prevention communication delay could hinder coordinating responses at the state and local levels.