The variant of bird flu that killed a Louisiana resident has now been found in dairy cows. Until now, the human cases of bird ...

Experts said the discovery raises questions about how widely the virus has spread, and underscores the difficulty of ...

After a year of rising bird flu cases among people in the United States, researchers are keeping a watchful eye on the H5N1 virus to slow further spread. Since early 2024, the country has recorded ...

Different blends of those two proteins alongside many other mutations elsewhere in the virus can affect how sick people and animals get and how it spreads. H5N1 has been the dominant grouping of ...

A surge in H5N1 virus cases among pets, particularly cats, has raised alarms about raw pet food safety. The virus, devastating bird populations nationwide since 2022, has infected cats through ...

Experts have warned that the possibility of mutations in the virus could enable person-to-person transmission. "While the H5N1 virus is currently thought to only transmit from animals to humans ...

Scientists also know a lot more about H5N1 bird flu than they did the SARS-CoV-2 virus, and the US has been preparing for the threat of a new flu outbreak for a long time. Still, the virus is ...

When the H5N1 bird flu virus jumps from animals into people, it hits a dead end. Missing the key genes that would help it infect humans, it isn’t causing a pandemic. But if the virus suddenly ...

Amesh Adalja, an infectious disease and senior scholar at Johns Hopkins Center for Health Security, told Salon H5N1 and other avian influenza viruses are a type A influenza virus. "We do need ...

Dairy cows build a natural immunity to H5N1 after initial infection according to research conducted at the University of ...