Post-COVID-19 Syndrome vs. Consequences of Vaccination with Special Reference to Cardiovascular Conditions

<jats:p>Consequences of COVID-19 vaccination partly overlap with symptoms of post-COVID-19 syndrome. Putative mechanisms are also overlapping: endothelial damage and hyper coagulation, hypoxia, autoimmunity, inflammation, downregulation of angiotensin-converting enzyme.</jats:p>