As we move into November, respiratory virus activity continues to show signs of seasonal increases, with Influenza activity rising and RSV gradually trending upward. Seasonal Coronaviruses and Parainfluenza virus are also on the rise, consistent with typical respiratory season circulation patterns. Although declining, Rhinovirus/Enterovirus remains the most detected respiratory virus; Enterovirus D68 activity remains elevated, while Adenovirus and COVID-19 continue to circulate at notable levels. 

Infection Trends  

• Influenza A & B: Activity continues to rise, reaching 6.8% positivity in HealthTrack data this week.  

• COVID-19 (SARS-CoV-2): COVID-19 continues to decline, dropping slightly to 2.0% this week, while Seasonal Coronaviruses rise to 4.6%. 

• Respiratory Syncytial Virus (RSV): Positivity rates continue to slowly rise, reaching 2.1% this week and remaining consistent with expected seasonal circulation patterns.  

• Rhinovirus/Enterovirus: Although trending downward, Rhinovirus/Enterovirus remains the most frequently detected respiratory virus, at 27.0%.  

• Enterovirus D68: EVD68 remains elevated compared with typical fall patterns, reaching 4.5% positivity.  

• Other notable viruses circulating include Adenovirus (4.5%), Parainfluenza virus (5.3%), and Human Metapneumovirus (1.1%).