Weekly influenza reports

FluWatch Summary

October 6 to 12, 2019 (Week 41)

  • Influenza activity remains at interseasonal levels at the national level.
  • The number of regions in Canada reporting influenza activity increased in week 41.
  • Influenza A(H3N2) is the most common influenza virus circulating in Canada.
  • Weekly reporting of laboratory detections of respiratory viruses continues via our Respiratory Virus Detections Surveillance System.
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