Severe flu infections can lead to a range of deadly complications, especially in people whose immune systems are compromised by age or disease.

The avian flu virus isolated from a hospitalized teenager in Vancouver has mutations in key areas that could help the virus ...

In a development that health experts have warned might come, Canadian officials report that the bird flu virus isolate ...

BBC Morning Live regular Dr Xand Van Tulleken is warning people that a simple 45 second task will keep them from being ill ...

Some cells kill microbes, which can include viruses that cause the flu. Other cells create long-term immunity by remembering ...

Bird flu has spread far and wide, infecting a range of species like chickens, skunks, cows, foxes and polar bears. But it's ...

The flu vaccines that will be available this season are egg-based and cell- or recombinant-based, according to the CDC. Older adults in their 60s and up have historically been recommended a ...