Seasonal influenza
Surveillance and disease data
- Weekly influenza update
- Influenza Virus Characterisations Reports, summary Europe
- Disease data from ECDC Surveillance Atlas
- Influenza season summaries
- Annual epidemiological reports
- National, regional and global influenza surveillance reports
- Facts about influenza surveillance
- ECDC publications and peer-reviewed articles
Featured content
Other types of influenza
2009 influenza A (H1N1) pandemic
The 2009 influenza A(H1N1) pandemic was declared over in August 2010 by the World Health Organization. Europe has now entered a new inter-pandemic phase of seasonal influenza.
Disease / public health area
Avian influenza
Animal influenza viruses that cross the animal–human divide to infect people are considered novel to humans and therefore have the potential to become pandemic threats.
Disease / public health area
Pandemic influenza
A pandemic is the rapid spread of a new human influenza around the world. Influenza pandemics happen when a new strain of a flu virus appears which can infect humans, to which most people have no immunity and which can transmit efficiently from human to human.
Disease / public health area
Swine influenza
Swine influenza is a respiratory disease of pigs caused by type A influenza viruses that regularly cause outbreaks of influenza in pigs. Influenza viruses that commonly circulate in swine are called “swine influenza viruses” or “swine flu viruses.” Like human influenza viruses, there are different subtypes and strains of swine influenza viruses.