Influenza Situation Report

The information presented in this update is based on data provided by Ministries of Health and National Influenza Centers of Member States to the Pan American Health Organization (PAHO) or from updates on the Member States' Ministry of Health web pages.

Regional Update Epidemiological Week 40, 2021

  • North America: Overall, influenza activity remained low.In Canada and Mexico, respiratory syncytialvirus (RSV) detections continued to increase. In the United States, SARS-CoV-2 mortality remained elevated but continued to decrease.
  • Caribbean: Influenza activity remained low overall. In Belize, SARS-CoV-2 activity continues elevated and increasing,and in Haiti, SARS-CoV-2 activity continued at moderate levels but increasing.
  • Central America: Influenza activity remained low overall, and SARS-CoV-2 activity continued to decrease. In Nicaragua, SARS-CoV-2 activity continued elevated and increasing.
  • Andean: Overall, influenza and SARS-CoV-2 activity remained low.
  • Brazil and Southern Cone: Influenza and SARS-CoV-2 activity remained low overall.

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Weekly Situation Reports