Avian flu strains tend to only affect birds, but the current outbreak has spread to cattle and – in rare cases – people. The ...

These are currently required because continuous mutation of the flu virus means ... with the emergence of the H1N1 'swine flu' subtype that killed an estimated 151,700 to 575,400 people worldwide.

The UK’s Health Security Agency released a list of infectious diseases worth monitoring for potential pandemic threats—and ...

A variant of the bird flu virus, collected in 2016 and no longer in circulation, was just one mutation away from being able ...

Fears the world is heading towards another pandemic are growing, as new data shows the spread of the deadly bird flu virus ...

Bird flu infections have been rare among people, but the pathogen is evolving, which has scientists worried about a possible ...

Swine Flu' Strain Has Passed from Humans to Swine Nearly 400 Times Since 2009 July 27, 2023 — A new study of the strain of influenza A responsible for the 2009 H1N1 pandemic -- pdm09 -- shows ...

H5N1 bird flu has now crossed into U.S. dairy cattle for the first time, and alarmingly, it did so through just one spillover ...

Jan. 15, 2025 — Researchers have identified nine mutations in a bird flu strain from a person in Texas. Bad news: this strain is more capable of causing disease and replicates better in the brain.

But Khan said every new infection increases the odds that bird flu could mutate and lead to more severe disease. In North America, six people have ended up in hospital with bird flu since March 2024.