COVID Vaccine | Myocarditis Risk

What are the risks that an MRNA COVID vaccine will cause myocarditis? In this video, I report on an observational study looking at the mRNA COVID vaccine risk of myocarditis. I look at age group specific risks and risks with respect to the Pfizer COVID vaccine vs Moderna COVID vaccine. The study was done in Ontario, Canada. Ontario study: Pfizer’s six-week side effect study from NEJM: