Influenza surveillance
Information on FluWatch, weekly flu reports, surveillance systems and programs, report definitions, and national and international flu resources.
Services and information
About FluWatch
Learn about Canada’s national surveillance system for monitoring the spread of flu and flu-like illnesses.
Weekly influenza reports
Access weekly reports on flu activity in Canada.
Influenza definitions
Locate definitions to help you understand the information in FluWatch report.
FluWatch weeks calendar
Identify the epidemiological week associated with a FluWatch report.
Respiratory virus detections in Canada
Understand how flu and respiratory virus data is collected from select laboratories across Canada.
Influenza surveillance resources
Find resources on provincial, territorial and international influenza surveillance.
Influenza sentinel recruiters
Discover how influenza sentinel practitioner programs help collect flu data in Canada. Also find contact information to learn how you can become a sentinel in your province.