> Incidence of myocarditis is probably the highest in males aged 12-29 years and more likely with Moderna than with Pfizer mRNA vaccines; longer dosing interval

> Incidence of myocarditis is probably the highest in males aged 12-29 years and more likely with Moderna than with Pfizer mRNA vaccines; longer dosing intervals might be beneficial > Most cases of myocarditis are mild and self-limiting, but data on children and some severe cases are limited It seems we still don't know the root-cause for why this can happen, but at least it appears to be mostly a rare and mild side-effect.