Researchers identified a novel genotype (D1.1) of highly pathogenic avian influenza H5N1 spreading among wild birds, poultry, ...

Highly pathogenic avian influenza viruses like H5N1, H5N6, and H7N9 pose an evolving global threat due to their capacity to infect birds, mammals, and occasionally humans, with sporadic outbreaks and ...

The first death caused by H5N1 bird flu was reported in January 2025. Some believe the virus could eventually pose a widespread risk to the public.

As more humans become infected by H5N1 bird flu, experts worry of a new pandemic with 70 human cases in the U.S. including 1 ...

H5N1 bird flu, prevalent in U.S. wild birds, has caused increasing outbreaks in poultry and dairy cows, leading to 70 human cases and one death since 2024. Experts are divided on the pandemic ...