A dangerous mpox outbreak is unfolding in Sierra Leone. In just the first week of May, cases rose by 61%, and suspected cases ...

The strain of bird flu that infected a Michigan dairy farmworker is capable of airborne transmission, amping up concerns about its potential to spark a new pandemic, according to a research letter ...

Both swine and avian influenza are strains of influenza A. Just as swine flu strains tend to infect pigs, avian flu strains ...

The CDC says the risk to the average American from bird flu remains low, but it's higher for people who work with animals on farms, at zoos and other animal facilities.

Long Island’s last commercial duck farm is rebuilding after a bird flu outbreak forced the destruction of its entire ...

New research uses bird droppings to track avian flu in remote regions, revealing hidden hotspots and potential for early ...

Avian influenza, also called avian flu or bird flu, is an illness that usually affects only birds. There are many different strains of avian flu: 16 H subtypes and 9 N subtypes. Only those labeled ...

The state of Wisconsin has reported only one case of bird flu in a backyard poultry flock this year. Dairy herds remain free ...

At the height of annual flu season, U.S. health officials on Thursday said clinicians should more quickly ensure people who are ill don't have bird flu. While the risk to the general public ...

Measles outbreaks. A canceled effort to develop a bird flu vaccine. An infectious new COVID variant and changing federal guidance about who should get boosted. In recent weeks, drama in D.C. has ...