A perennial question comes up in the news when an unexpected petirah is reported: maybe it was a vaccine or a virus.
A jan 2022 article in Palos analyzes UK data for a million of patients. They show 10x increase in cardiac events first several weeks after COVID, getting back to normal after 3 to 12 months. Refer to the article for specific details if you have something to be concerned.
Cardiometabolic outcomes up to 12 months after COVID-19 infection. A matched cohort study in the UK