18-month data suggest myocarditis complications more common after COVID infection than vaccination
A study today in JAMA suggests that hospitalized patients—primarily previously healthy young men—have considerably fewer cardiovascular sequelae by 18 months if they develop myocarditis after COVID-19 mRNA vaccination than after COVID-19 infection. French researchers mined data from the French National Health Data System on all 4,635 residents aged 12 to 49 years hospitalized for myocarditis, or inflammation of the heart