Influenza (Flu)

Related travel health notices

What is influenza (flu)?

Influenza (flu) is a common contagious respiratory illness that affects hundreds of thousands of Canadians each year. Influenza A and B viruses are the two main types that cause infection. The flu vaccine (flu shot) is the best way to protect against infection.

What is my risk?

How is it transmitted?   

What are the symptoms?            

Can influenza (flu) be treated?  

Where is influenza (flu) a concern? 

The flu occurs worldwide.


Consult a health care provider or visit a travel health clinic preferably six weeks before you travel.

1. Get vaccinated

This is the most effective way to protect yourself from the flu. The flu shot can prevent illness in about 70% to 90% of healthy people. Full protection from the flu takes about two weeks from the time you are vaccinated and lasts six months.

2. Protect yourself and others from the spread of germs

a) Wash your hands frequently:

b) Practise proper cough and sneeze etiquette:

c) Try to avoid close contact with people who are sick

d) Keep shared surfaces clean

Related links
Other resources
Date modified: