Getting the flu shot one year can have negative net efficacy in the following year[1]. Its not necessarily going to be more shots == better for Covid shots eit

Getting the flu shot one year can have negative net efficacy in the following year[1]. Its not necessarily going to be more shots == better for Covid shots either. 1) https://www.cidrap.umn.edu/news-perspective/2017/02/studies-shed-light-effects-serial-flu-shots-current-vaccines-benefits https://www.cidrap.umn.edu/news-perspective/2017/02/studies-...