Public health officials have warned that new mutations of bird flu with human flu could have dangerous consequences.

A 13-year-old girl in Canada became so sick with H5N1, or bird flu, in late 2024 that she had to be put on a ventilator.

Doctors say the case of a teen left in critical condition shows H5N1 "can cause severe human illness." Mutations in the virus are deepening concerns about the spread of H5N1.

Teen's recovery from H5N1 bird flu raises concerns after genetic mutations suggest virus could become more dangerous to ...

In light of the ongoing global spread of the H5N1 avian influenza, U.S. public health experts are reassured that current ...

Most human cases of bird flu in North America have been mild, a fact that’s underscored by a new study of the first 46 ...

So far, the H5N1 virus isn't transmitted between people — but the CDC has found a mutation in a human case "concerning." ...

Genetic analysis of H5N1 bird flu virus that infected a Canadian teenager shows 'worrisome' mutations, new studies reveal.

The UK government has ordered five million doses of an avian influenza vaccine in case it starts being spread by people as ...

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after they are found to be infected with the H7 virus. October 7, 2005 – The avian flu reaches Europe. Romanian officials quarantine a village of about 30 people after three dead ducks there ...

There are numerous strains of avian influenza, but most don’t pose a threat to humans. However, some strains, like H5N1 and H7N9, have caused concern due to their ability to infect people.