COVID infection linked to sharp increase in long-term risk of heart attack, stroke: Cleveland Clinic, USC study New York Post Covid-19 may increase the risk of heart attacks, strokes and deaths for three years after an infection, study suggests CNNSerious COVID-19 infection raises risk for heart attack, stroke and death WKYC.comCOVID may increase risk of death years after infection: Study The HillHistory of COVID-19 found to double long-term risk of heart attack, stroke and death Medical Xpress