The Centers for Disease Control and Prevention lists Illinois in the high category for flu cases, and across the Chicago area ...

NEW YORK (AP) — Live poultry markets in New York City raced to sell off all their chickens and other fowl Friday after seven cases of avian flu were detected and state officials ordered markets in the ...

NASHVILLE, Tenn. (WKRN) — Flu cases have surged and forced some Middle Tennessee school districts to cancel classes. This week, several Middle Tennessee school districts closed their doors to undergo ...

After bird flu was detected in a stray cat in Half Moon Bay this week, health officials in San Mateo County are urging pet ...

With data showing a significant rise in flu cases nationwide, medical experts are describing it as the worst flu season since ...

San Mateo County public health officials reported finding H5N1 bird flu in a pet cat and a backyard poultry flock.

Two state health departments have issued new guidance on testing for the bird flu, following a CDC advisory, even as it says ...

The weekly number of lab-confirmed influenza cases on Long Island was the highest in at least the past two seasons, with ...

The map of flu activity across the United States continues to darken, both figuratively and literally, as case numbers spike ...

Levels of influenza nationwide are now at the highest they have been since the peak of the 2009 swine flu pandemic, according ...