Bird Flu In The Us 2025 Calendar. More than 60 people in eight states have been infected, with mostly mild illnesses, according to the u.s. A map showing where avian influenza h5n1 has infected humans in the u.s, with the darkest red showing california, which has had 26 cases in 2025.
As 2025 closes, the united states continues to fall short in its management of the threat posed by bird flu, or h5n1. H5n1โs risk to the general public remains low, but the scientific community is closely monitoring its spread.