Influenza vaccine

Influenza vaccines, also known as flu shots, are vaccines that protect against influenza. A new version of the vaccine is developed twice a year as the influenza virus rapidly changes. While their effectiveness varies from year to year, most provide modest to high protection against influenza.

Should ME/CFS patients get a flu vaccine?
The general guidance is relying on your past experience with the influenza vaccine and your known allergies. 2014, FLU Vaccination and Chronic Fatigue Syndrome 2017, The Flu and M.E. – all you need to know about the 2017/18 flu vaccine