The part that confuses me the most is that the two 'vaccine side effects' in question are the swelling of muscles in or around the heart... But side effects of (even mild[1]) COVID infections include _damage_ to muscles in or around the heart.
It seems like halting the use of a flu vaccine because of the flu vaccine causing flu-like symptoms.
It seems like halting the use of a flu vaccine because of the flu vaccine causing flu-like symptoms.
[1]https://www.mayoclinic.org/diseases-conditions/coronavirus/i...