Weekly Flu Report, January 21, 2022

Massachusetts Department of Public Health weekly influenza update

This week's report

View the current weekly flu report.

Highlights

• Influenza severity for Massachusetts is low this week.
• The percent of influenza-like illness (ILI) visits in Massachusetts is 1.97%, which is slightly lower than the regional baseline of 2.0%.
• The percent of hospitalizations associated with influenza is 0.17%, which is lower than three of the previous seasons in the same week.
• Overall ILI activity is low. Inner Metro Boston, Northeast, and West regions are reporting minimal ILI activity; Boston and Outer Metro Boston regions are reporting low ILI activity; Central and Southeast regions are reporting moderate ILI activity. 
• More influenza A than influenza B positive specimens have been reported by hospitals and outpatient facilities in Massachusetts. For influenza A, the predominant strain is currently H3N2.
• Nationally, influenza activity declined slightly again this week but remains elevated and is expected to continue for several weeks.
• Additional statewide and national data including geographic spread, ILI activity, and pneumonia and influenza mortality are available at CDC’s FluView Weekly Report at www.cdc.gov/flu/weekly and FluView Interactive https://www.cdc.gov/flu/weekly/fluviewinteractive.htm.
• Statewide and national COVID data are available at

        https://www.mass.gov/info-details/covid-19-response-reporting and   

        https://www.cdc.gov/coronavirus/2019-ncov/covid-data/covidview/index.html

It’s not too late to get vaccinated. Flu vaccination is always the best way to prevent flu and its potentially serious complications.

Additional Resources

Weekly Flu Report, January 21, 2022 (Accessible)

Date published:	January 21, 2022