For my very first contribution, I will write about a study that is currently circulating in the anti-vaccine scene, and is partly seen as evidence that mRNA vaccines from Pfizer or Moderna will cause serious side effects in the heart. I became aware of this through a message from someone I know. Here are a few examples of how this study is presented on Twitter. Whether mRNA vaccines cause massive side effects in the heart is a very interesting and of course also very importan