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Flu - Pandemic influenza
An influenza pandemic is an epidemic that spreads across a very large geographical area following the emergence of a new influenza virus, usually resulting from a major genetic change.
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Flu - The flu, a seasonal epidemic
In mainland France, the epidemic occurs every year, generally between November and April, usually beginning in late December or early January. It lasts an average of 10 to 11 weeks.
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Flu - Epidemiological surveillance of influenza
Santé publique France coordinates influenza surveillance, which begins in October (week 40) and ends in mid-April of the following year (week 15) in mainland France.
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Flu - Flu prevention measures
Santé publique France is implementing flu prevention measures through various resources designed for the general public and healthcare professionals.
- thematic dossier
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Flu
The flu is a contagious viral respiratory infection that causes seasonal outbreaks every winter. The flu vaccine is the most effective way to protect yourself.
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Bronchiolitis - The disease
Bronchiolitis is a respiratory illness primarily caused by the respiratory syncytial virus. Every winter, it affects nearly 30% of infants under the age of 2.