The May 27, 2021 CDC’s COVID-19 vaccine Adverse Events update first acknowledged myocarditis, stating in “April and May of 2021, there have been increased reports to the Vaccine Adverse Event Reporting System (VAERS) of cases of inflammation of the heart—called myocarditis and pericarditis—happening after COVID-19 vaccination in the United States. These cases have been reported after vaccination with the Pfizer-BioNTech and Moderna COVID-19 vaccines and have mostly been reported in adolescents and young adults.” [1]