This study shows that the unvaccinated have no increased risk of either myocarditis or pericarditis after having had COVID.
Paper title: The Incidence of Myocarditis and Pericarditis in Post COVID-19 Unvaccinated Patients-A Large Population-Based Study
The key sentence:
We did not observe an increased incidence of neither pericarditis nor myocarditis in adult patients recovering from COVID-19 infection.
Resource Category: COVID