If you’ve had COVID, this is how long you have immunity, new study finds

White House COVID adviser Anthony Fauci, MD, … at a press briefing earlier this month …. cited a May study out of the University of California, Irvine … that found that people who’d received two doses of an mRNA vaccine—either from Pfizer or Moderna—had “antibody titers up to 10 times more than when you recover from a natural infection.”