I think you might be referring to those social media posts that suggest that the mRNA vaccines undo the immunity afforded by an infection. Those stories are fal

I think you might be referring to those social media posts that suggest that the mRNA vaccines undo the immunity afforded by an infection. Those stories are false, here's more information: https://factcheck.afp.com/american-red-cross-accepts-plasma-donations-covid-19-vaccine-recipients https://factcheck.afp.com/american-red-cross-accepts-plasma-...