There is no evidence the youngster was exposed to livestock or any infected animals, deepening the mystery about the spread of H5N1 bird flu.

Phylogenetic analysis of the two full-length genes showed that the virus was most similar to the B3.13 genotype viruses ...

The first confirmed cases of highly pathogenic avian influenza on Oahu is worrisome news for those dedicated to protecting ...

The H5N1 bird flu virus has sickened chickens and dairy cows across California. Store shelves have been emptied of contaminated dairy products. We know the virus is able to jump from one species to ...

The deadly bird flu variant H5N1 is spreading more widely than ever before. In March, the virus began spreading among dairy ...

Public health authorities are seeking to determine if a Marin County child stricken with bird flu could have potentially ...

Marin County reports a possible bird flu case in a visiting child, with test confirmation from the CDC pending.

By Dawn Attride for Sentient. Broadcast version by Shanteya Hudson for California News Service reporting for the ...

Faced with rising cases of bird flu virus being detected in raw milk in California, the USDA announced it would mandate testing for the virus in milk nationwide.

A California dairy farm expands recall of its raw milk and cream after state health officials discovered bird flu virus in more milk samples.

The Hawaii Department of Health (DOH) has detected H5 avian influenza (bird flu) in a wastewater sample from the Hilo ...