Factsheet on avian influenzas
Influenza is an infectious disease that primarily presents with respiratory signs and symptoms, caused by RNA viruses. The most significant impacts of influenza viruses on humans are those arising from the influenza A strains.
Factsheet on A(H5N1)
Highly pathogenic avian influenza virus A(H5N1) is highly infectious for most species of domestic poultry, and is potentially infectious for humans. However, the virus remains poorly adapted to humans, and transmission from birds to humans is infrequent with no sustained human-to-human transmission identified.
Q&A on avian influenza
What is avian influenza (bird flu)? Why are we concerned about bird flu outbreaks?...