The virus in the first severe human bird flu case in the U.S. was found to have mutated. Newsweek's live blog is closed.

Each week some revelation about bird flu seems to flutter through the news cycle. Here's what the latest research is saying ...

Amid a "concerning" new mutation in bird flu that may indicate the virus could begin to more easily infect humans, what are ...

The patient in Louisiana who was hospitalized with severe bird flu illness was found to have a mutated version of the virus.

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

Previous seasonal flu infections and vaccinations may protect us against infection from the highly pathogenic H5N1 bird flu outbreak.

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.

A new mutation and the first severe case of H5N1 bird flu discovered in a human in Louisiana has raised concern among some ...

The findings come at a time when outbreaks of bird flu -- a different subtype ... Nov. 13, 2024 — Why do some people develop severe flu symptoms? A study points the finger at an unsung portion ...

Typically, bird flu viruses require ... said Prof Hutchinson. "We do not yet know whether H5N1 influenza viruses will evolve to become a disease of humans," he added. "This study only worked ...

December 30, 2024 • Each week some revelation about bird flu ... people a year give a kidney to someone they never met. It's an act of generosity so unusual, a neuroscientist studies the people ...

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