Weekly Flu Report

Massachusetts Department of Public Health weekly influenza update

Interactive data dashboard

Updated every Friday by 5 p.m.

PLEASE NOTE: As part of our ongoing commitment to transparency and data-sharing, on November 4, 2022, DPH launched an interactive dashboard version of the weekly flu report. This dashboard includes all of the data previously presented in the weekly report, plus new elements such as demographic breakdowns by race/ethnicity and age for flu hospitalizations and vaccination. The interactive components of the dashboard allow users to display the data by specific categories. The raw data is also available below for download.

Download the raw data 

Highlights - November 28, 2022

  • Influenza severity for Massachusetts is moderate this week.
  • The percent of influenza-like illness (ILI) visits in Massachusetts is 2.64%, which is higher than the regional baseline of 2.0% and the previous three seasons in the same week.
  • The percent of hospitalizations associated with influenza is 0.53%, which is higher than the previous three seasons in the same week.
  • Overall ILI activity is moderate. The Central region is reporting high ILI activity; the Boston, Southeast, and West regions are reporting moderate ILI activity; Inner Metro Boston, Northeast, and Outer Metro Boston are reporting low ILI activity.
  • More influenza A than influenza B positive specimens have been reported by hospitals and outpatient facilities in Massachusetts.
  • The number of influenza vaccine doses administered this flu season is slightly lower than the previous two seasons in the same week. The vaccination rate for all ages is 35%.
  • Seasonal influenza activity is elevated across the country.
  • Additional statewide and national data including geographic spread, ILI activity, and pneumonia and influenza mortality are available at CDC’s FluView Weekly Report and FluView Interactive.
  • Statewide and national COVID data are available at COVID-19 Response Reporting and CDC COVID Data.

Flu season has begun and the best time to get your flu shot is now. Flu vaccination is always the best way to prevent flu and its potentially serious complications.

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