As of October 24, 2025, the CDC has not released its weekly FluView report because of a federal government shutdown. National influenza activity updates are currently unavailable. Massachusetts continues to monitor flu and other respiratory illnesses through its Viral Respiratory Disease Dashboard. The dashboard also tracks COVID-19, RSV, and related immunization data.
For MMWR week 42, the percentage of influenza-like illness (ILI) visits in Massachusetts is below the regional baseline of 2.2%. This indicates lower than usual flu activity. All regions in the state are experiencing minimal ILI activity. Influenza cases are still present statewide during the flu season…