Thank you for your comment. It's true that the mRNA vaccine can cause heart inflammation in young males. But the risk-benefit analysis (vaccine vs potential Covid-19) from the CDC still favors the vaccine. Covid-19 can cause many adverse events too, including heart inflammation. I have written about this in detail here if you are interested:

https://medium.com/microbial-instincts/heart-inflammation-from-mrna-vaccine-probable-causes-and-precautions-72a2745635b?sk=1822dc5f2dd387cc74664d485506ec05