The H5N1 bird flu virus has historically extracted a heavy toll when it infects humans, with nearly half of confirmed cases ...

H5N1 avian influenza has long been a concerning virus. Since its discovery in 1996 in waterfowl, bird flu has occasionally ...

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

Bird flu fears have focused on the poultry and dairy industries and human health. But wild animals are threatened, too—at ...

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

Bird flu isn't something that's routinely tested for in cats. If a cat comes in and has mild symptoms, he or she is not even going to be tested for avian flu.

Bird flu is continuing to spread in animals across the United States more than a year after the first human case was detected. Since then, at least 70 people have fallen ill and at least one death ...

In March 2024, bird flu was reported in U.S. dairy cows for the first time. As of Friday, the virus has infected more than 1,000 herds across 17 states, ...

During a call with U.S. doctors this month, one CDC official noted there is a seasonality to bird flu: Cases peak in the fall and early winter, possibly due to the migration patterns of wild birds ...

"The discovery of bird flu virus fragments in commercial milk is significant, not because it poses a direct threat to public health, but because it indicates a broader exposure among dairy cattle ...