Is the Flu Vaccine Really ‘Working Well’ This Year?

Written by Joseph Mercola  March 06, 2019 STORY AT-A-GLANCE According to interim estimates, the overall adjusted effectiveness of the 2018-19 flu vaccine against all influenza virus infection associated with acute respiratory illness (ARI) needing medical attention was 47 percent Among adults over 50, the vaccine had a mere 24 percent effectiveness against all influenza types, 

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