In coming years, the bird flu may cost billions of dollars more in expenses and losses. Worse, the outbreak poses the threat ...

Increasing numbers of avian flu cases around the United States are worrisome ... 14th suggest a spread from poultry to cattle and transmission to humans. Cases of bird flu have also been reported ...

From a state of emergency in California to the recent death of a house pet in Oregon, here are the latest updates on the US ...

The patient in Louisiana who was hospitalized with severe bird flu illness was found to have a mutated version of the virus.

Doctors say the case of a teen left in critical condition shows H5N1 "can cause severe human illness." Mutations in the virus are deepening concerns about the spread of H5N1.

Supported by By Emily Anthes Photographs and Video by Tim Gruber After bird flu hit the nation’s dairy farms, it spread ... The United States has more than 9 million dairy cows, which produce ...

Just days after the U.S. Department of Agriculture (USDA) issued a new order that all raw (unpasteurized) milk must be tested for bird flu ... cows and better understand how it’s spreading ...

The Centers for Disease Control and Prevention (CDC) has confirmed the first case of severe bird flu in the United States ... the virus found to be spreading in dairy cows and some poultry ...

the United States Department of Agriculture started testing raw milk in 13 states to help detect and contain bird flu. Doctors across the country are growing concerned about the spread of bird flu.