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Most of the bird flu cases reported so far in the U.S. have belonged to an influenza subtype known as HPAI H5N1. The newly ...

With the devastating 1918 pandemic in mind, US health officials saw an outbreak in Asia and swung into action. What happened ...

For a second time this season, at least 41 states are reporting high or very high levels of the flu. Here's how to stay safe.

Flu A and flu B are two different strains of influenza, explains Thomas Russo, M.D., professor and chief of infectious ...

Nearly 119,000 birds have been culled at a farm in California after a bird flu called H5N9 was detected among the poultry ...

Does it feel like you know a lot of people fighting the flu virus this winter? The Centers for Disease Control and Prevention said flu activity remains high and continues to increase around the ...

It feels like everyone is sick right now. And while that is a slight exaggeration, the real situation isn’t too sunny either.

The detection indicates that distinct forms of the virus known as Type A H5N1 have spilled over from wild birds into cattle ...

Cows in Nevada have been infected with a strain of H5N1 bird flu different from the strain detected in all other herds to this point in the ongoing dairy outbreak. It's the same strain that killed a ...

A version of the H5N1 virus that has killed one person and severely sickened another has been detected in milk samples ...

Be it from tap water on a vacation, some dodgy chicken, or something the kids have brought home from school, we've almost all been flattened by an awful stomach bug at some point in our lives. For ...