Weekly influenza reports

Fluwatch Summary

September 24 – October 7, 2017 (weeks 39 & 40)

  • Influenza activity remains at interseasonal levels across the country.
  • The percentage of laboratory tests positive for influenza remains higher for this time of year compared to previous seasons. The majority of influenza detections continue to be A(H3N2).
  • Slightly more influenza-related hospitalizations have been reported by participating provinces and territories. However, the levels of primary care consultations for ILI, influenza and ILI outbreaks, and paediatric hospitalizations are within expected levels.
  • For more information on the flu, see our Flu(influenza) web page.

The FluWatch interactive maps are not yet available for the 2017-18 season. We apologize for any inconvenience.

Are you a primary healthcare practitioner (General Practitioner, Nurse Practitioner or Registered Nurse) interested in becoming a FluWatch sentinel? Please visit our Influenza Sentinel page for more details or contact us at

Subscribe to FluWatch reports - fluwatch@phac-aspc.gc.ca

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