Post-marketing surveillance of Pfizer’s and Moderna’s COVID vaccination has identified a possible association between its use and subsequent episodes of myocarditis and pericarditis – two forms of heart inflammation.
myocarditis
“Mitigation of the observed risks of myocarditis/pericarditis and associated uncertainties will be accomplished through labeling (including warning statements about the risks of vaccine-associated myocarditis/pericarditis) and