Large-scale poultry vaccinations may be driving bird flu evolution, according to a concerning new international study.

In recent months, bird flu has started raising red flags among scientists and public health officials. Apoorva Mandavilli, a New York Times reporter who covers infectious diseases, explains why we ...

The first human death caused by H5N1 in the U.S. was reported in Louisiana on Jan. 6. Here's what to know about bird flu.

A bird-flu pandemic is far from inevitable. But health experts are closely monitoring an outbreak that could quickly escalate ...

The Fraternal Order of Police and the International Association of Chiefs of Police released a joint statement Tuesday night, ...

Data shows New Hampshire has one of the highest rates of respiratory illness risk in the country. Local health officials are ...

The combination of bird flu​ and inflation might drive up egg prices in Massachusetts by another 20% in 2025, according to ...

State officials suspect the avian flu has killed dozens of wild birds in Boston, Amherst, and Plymouth, and farmers are ...

Across the country, and in Massachusetts, egg prices are on the rise, a trend that is expected to continue for the ...

As a growing number of cats have gotten sick or died after consuming raw pet food or raw milk contaminated with the H5N1 virus, health officials have advised pet food companies to take extra ...