COVID itself causes a significant increase in the risk of myocarditis, substantially higher than the vaccines.
Symptoms similar but milder and less frequent is a general expectation of any vaccine, especially early forms of the vaccine. Early vaccines were deactivated or variant forms of the actual disease, and modern vaccines generally contain fragments of the actual disease.
Symptoms similar but milder and less frequent is a general expectation of any vaccine, especially early forms of the vaccine. Early vaccines were deactivated or variant forms of the actual disease, and modern vaccines generally contain fragments of the actual disease.