A single mutation in the virus currently infecting poultry and dairy farms across the U.S. could help the it spread among humans.
This marks the first case of H5N1 bird flu in the US connected to backyard flock exposure, according to health officials.
The Scripps Research Institute finding counters prevailing thought that the virus would require multiple mutations before it ...
A person in Louisiana is hospitalized with H5N1 bird flu after having contact with sick and dying birds suspected of carrying ...