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

Bird flu isn’t as silent as we think — experts caution the pandemic threat is still growing It's been months since a major update in H5N1 news, but that doesn't mean the virus has disappeared ...

But it's rare for the bird flu to be transferred from one human to another, according to the AAFP. In order to do so, the virus must transform into a human flu virus.

We don't even know how many cases of bird flu in cats are out there. About 2.6% of cats allowed to roam in one endemic area were found to have antibodies to bird flu (1), but some of the cats that ...

We don't even know how many cases of bird flu in cats are out there. About 2.6% of cats allowed to roam in one endemic area were found to have antibodies to bird flu (1), but some of the cats that ...

The H5N1 bird flu has been spreading widely among wild birds, poultry and other animals around the world for several years, and starting early last year became a problem in people and cows in the U.S.