How dangerous is it? Where did it come from? H5N1 influenza’s origins stretch back to the 1990s, and key events paved the way ...

Officials said eggs produced after the onset of illness did not enter the food supply, and there are no signs of illness in ...

Brazil, the world's largest chicken exporter, on Friday reported its first case of highly pathogenic avian influenza - also ...

H5N1 bird flu, prevalent in U.S. wild birds, has caused increasing outbreaks in poultry and dairy cows, leading to 70 human cases and one death since 2024. Experts are divided on the pandemic ...

Annual flu shots could become a thing of the past under a new vaccine strategy developed and tested by University of Nebraska ...