The global H5N1 influenza panzootic in mammals
Influenza A viruses have caused more documented global pandemics in human history than any other pathogen. High pathogenicity avian influenza viruses belonging to the H5N1 subtype are a leading pandemic risk.
News
Policy & Recommendations
ECDC launches RespiCompass, a scenario modelling hub for respiratory diseases
ECDC has launched an online platform, RespiCompass, which uses mathematical modelling to simulate respiratory disease dynamics under different scenarios.
H5N1 Bird Flu continues to take its toll in the United States
Clade 2.3.4.4b of the highly pathogenic avian influenza (HPAI) virus causing outbreaks in wild and domestic birds around the world, continues to spread in dairy cows, poultry and other animals across the United States.
News
Policy & Recommendations
Trends of acute respiratory infection, including human metapneumovirus, in the Northern Hemisphere
Based on the current risk assessment, WHO advises against any travel or trade restrictions related to current trends in acute respiratory infections.
Declines in UK breeding populations of seabird species of conservation concern following the outbreak of high pathogenicity avian influenza (HPAI) in 2021–2022
The outbreak of high pathogenicity avian influenza (HPAI) in 2021–2022 is the likely primary driver of these declines.
The Emerging Threat of H5N1 to Human Health
Highly pathogenic avian influenza (HPAI) A(H5N1) emerged in 1997.1 Since then, it has spread globally by migratory birds, resulting in infections in animals on every continent.
Highly Pathogenic Avian Influenza A(H5N1) Virus Infections in Humans
Highly pathogenic avian influenza A viruses have caused widespread infections in dairy cows and poultry in the US. with sporadic human cases. We describe characteristics of human A(H5N1) cases identified from March through October 2024 in the US.
Critical Illness in an Adolescent with Influenza A(H5N1) Virus Infection
Highly pathogenic avian influenza A viruses are circulating among wild birds and poultry in British Columbia, Canada. Here, we report a case of critical illness caused by influenza A virus infection in British Columbia.
An influenza mRNA vaccine protects ferrets from lethal infection with highly pathogenic avian influenza A(H5N1) virus
Highly pathogenic avian influenza (HPAI) A(H5N1) continues to spread throughout domestic poultry and cattle, with occasional transmission to humans.
An influenza mRNA vaccine protects ferrets from lethal infection with highly pathogenic avian influenza A(H5N1) virus
Highly pathogenic avian influenza (HPAI) A(H5N1) continues to spread throughout domestic poultry and cattle, with occasional transmission to humans.
Avian flu suspected on South Africa’s remote Marion Island
Half of world’s population of wandering albatross could be at risk.
H5N1 Bird Flu continues to take its toll in the United States
Clade 2.3.4.4b of the highly pathogenic avian influenza (HPAI) virus causing outbreaks in wild and domestic birds around the world, continues to spread in dairy cows, poultry and other animals across the United States.
