COVID-19 leads to a several-times higher risk of cerebral venous thrombosis (CVT) blood clots than current COVID-19 vaccines. Researchers at the University of Oxford have today reported that the risk of the rare blood clotting known as cerebral venous thrombosis (CVT) following COVID-19 infection is around 100 times greater than normal, several times higher than it is post-vaccination or following influenza.

Source