What Is the Efficacy of the Flu Vaccine This Year?

Annual vaccination against seasonal influenza is recommended for all persons aged ≥6 months.

A recently-published report from the CDC details the efficacy of the influenza vaccine this year.


1. CDC. Interim Estimates of 2016—17 Seasonal Influenza Vaccine Effectiveness — United States, February 2017. 2017; 66(6);167–171.