Avian influenza is a contagious viral infection that mainly affects birds. On occasion, avian influenza can infect humans and other mammals.   Avian influenza (AI) A (H5N1) is an influenza virus that ...

A 26-year-old man from northwest Cambodia's Siem Reap province has been confirmed positive for H5N1 human avian influenza, ...

Avian flu killed or led to the deaths of 470 domestic birds at a live bird market in Onondaga County in March, according to ...

Cambodia's health ministry today announced another H5N1 avian flu infection, the country's 14th of the year. Meanwhile, ...

Bacteriologist and parasitologist Michelle Jakaitis uses a microscope to view a training sample of veligers, which are the ...

The H5N1 avian flu is circulating in cows and other mammals. Whether it will make a permanent leap to humans is another ...

The bird flu hit Susie’s Duck Sanctuary in Wahiawa hard, and hundreds of ducks, geese, and other birds had to be euthanized ...

H5N1 avian influenza has long been a concerning virus. Since its discovery in 1996 in waterfowl, bird flu has occasionally caused isolated human cases that have quite often been fatal. The absolute ...

The fatality rate for H5N1 highly pathogenic avian influenza in humans has historically been high, with more than half of ...

Studies suggest that people who had seasonal flus or vaccinations have low antibody levels against H5N1 bird flu.

Influenza viruses like bird flu can mix and match their genomes, and this has played a role in at least three of the last ...

For months, bird flu was seemingly everywhere in the U.S.: news headlines reported the highly pathogenic H5N1 avian influenza virus was rapidly sweeping through hundreds of herds of dairy cattle and ...