Forbes April 25, 2024
TOPLINE
There has been a global outbreak of H5N1 bird flu since 2020, but recent outbreaks among cattle in several U.S. states and also a huge breakout among sea mammals has experts concerned the virus may mutate and eventually spread to humans, where it has proven deadly—though still very rare.
KEY FACTS
The global H5N1 bird flu outbreak began in 2020 after a reemergence in birds in Europe and led to the deaths of millions of birds, but it’s evolved and has increasingly been infecting mammals (on land and sea), which means it could possibly spread to humans, according Jeremy Farrar, chief scientist for the World Health Organization.