During a call with U.S. doctors this month, one CDC official noted that there is a seasonality to bird flu: Cases peak in the ...

Brazilian authorities hope to determine by Tuesday whether a confirmed outbreak of highly pathogenic avian influenza among ...

Brazil is still analyzing a new suspected case of bird flu on a commercial poultry farm, raising concerns the deadly virus ...

As well as last Friday's confirmation of an outbreak of bird flu on a commercial farm in Montenegro, in Brazil's southernmost ...

News of the first case of highly pathogenic avian influenza resulted in trade bans by China, the EU and other Latin American ...

The most recent infections confirmed by the Centers for Disease Control and Prevention were in early February.

Mexico, Chile and Uruguay have halted poultry imports from Brazil after the country confirmed its first bird flu outbreak on ...

Brazil is no longer allowed to export poultry and meat products to the European Union due to the outbreak of bird flu, the ...

Apr. 17, 2025 — A vaccine under development has demonstrated complete protection in mice against a deadly variant of the virus that causes bird flu. The work focuses on the H5N1 variant known as ...

H5N1 influenza has now been detected in pigs. This was something virologists had been worrying about ever since this highly pathogenic strain of bird flu started its rapid global spread in 2020. But ...