In a study including data from almost two million individuals, COVID-19 vaccination seemed to have a protective effect against heart attacks, strokes, and cardiovascular problems linked to infection with SARS-CoV-2
...begins this recent article insideprecisionmedicine.com...
also citing other studies that have found increased risk of cardiovascular complications following a COVID infection. The article doesn't give a link to the current study, but here it is (paywalled) jacc.org/doi/full/10.1016/j...
The question is, does having the vaccine reduce your risk of heart complications after Covid? Could one equally well conclude that people predisposed to heart problems are less likely to get vaccinated? The lead author says “While we cannot attribute causality, it is supportive evidence that vaccination may have beneficial effects on a variety of post-COVID-19 complications.”