Flu (influenza)

Causes, symptoms, risks, treatment, prevention, surveillance information and guidance for health professionals.

Services and information

Causes

What causes the flu and how it is spread.

Symptoms

What to look for and what to do if you become ill.

Risks

What the risks are and who is most at risk.

Treatment

Diagnosis and treatment of the flu.

Prevention

How to prevent the flu.

Surveillance

Flu monitoring.

For health professionals

Detailed information for health professionals.

Flu clinics

Find a clinic in your province or territory that provides the flu vaccine and related information.

Awareness resources

Education resources, publications and partner information.

Contributors

What we are doing

Open data

Publications

All related publications

Features

Find flu clinics and resources from across Canada

Click on the map to find out what your province or territory is doing to help you fight the flu this year.

Get the CANImmunize App

Use the free CANImmunize app to keep track of your vaccinations.

The flu: don't pass it on!

See how easily the flu spreads by watching this short video.

Report a problem or mistake on this page

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