New bird flu mutations can survive human fever, making the virus potentially more dangerous. Learn how PB1 gene increases ...

H5N1 bird flu samples collected from a severely ill patient in Louisiana show signs of mutations that may make the virus more transmissible to humans, the Centers for Disease Control and Prevention ...

The man who died in November 2025 was the first human case in the US since January. "It's not, any longer, only an impact on ...

A 13-year-old girl in British Columbia who was hospitalized with bird flu for several weeks late last year harbored a mutated version of the virus, according to a report published this week in the New ...

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A Washington resident has become infected with a new strain of bird flu, showing that the virus can mutate. Health officials are concerned that the ...

Bird flu viruses can replicate at temperatures higher than a typical fever as one of the body's ways of stopping viruses in ...

While the Highly Pathogenic Avian Influenza continues to pop up around Michigan and infecting poultry farms, the strain that ...

The flu can also cause a general feeling of fatigue or malaise, Ray says, as well as gastrointestinal issues like diarrhea ...