Avian influenza H5N1 infection in humans has spread to seven U.S. states, growing from 46 cases last week to 52 cases this week.

Another state has reported a possible case of human bird flu as overall figures rise in the U.S., increasing the risk of a pandemic.

A dangerous type of bird flu virus (called H5N1) continues to circulate among dairy cows in the US. The virus targets the ...

After a quiet summer, bird flu cases are rising again. Scientists expected the development, but what happens next is still ...

Infectious H5N1 avian influenza virus can persist in raw-milk cheeses while they are being made and for up to 120 days of aging, depending on the milk’s acidity (pH) level, according to a report ...

Highly Pathogenic Avian Influenza (HPAI H5N1) was confirmed in a commercial poultry flock in Jefferson County. The affected site has been quarantined, the birds will be depopulated, and the birds will ...

A human case of H5N1, also known as bird flu, has been identified in Texas, according to the Centers for Disease Control and Prevention. The federal agency notes the risk to the public remains low.

Two new cases of 'highly pathogenic' bird flu have been confirmed in North Yorkshire and Cumbria by the Department for Environment, Food & Rural Affairs (DEFRA). Avian influenza (HPAI) strain H5N1 had ...

Hungary has reported an outbreak of the highly pathogenic H5N1 bird flu on a duck farm in Szolnok. The outbreak has raised concerns due to the swift spread of avian influenza across Europe. The virus ...

Pasteurization completely inactivates the H5N1 bird flu virus in milk — even if viral proteins linger. Drinking properly pasteurized milk contaminated with avian influenza remnants won’t increase ...