Study links COVID infection to heart attacks, strokes University of Minnesota Twin CitiesCOVID may increase risk of heart attack, death years after infection: study WGN TV ChicagoThe Long Haul: How COVID Continues to Threaten Your Heart Years After Infection SciTechDailyCOVID-19 may increase risk of death years after infection: Study The HillCOVID-19 infection appeared to increase risk of heart attack & stroke up to 3 years later American Heart Association