The astonishing link between having COVID and heart attacks Daily MailFirst wave of COVID-19 increased risk of heart attack, stroke up to three years later National Institutes of Health (NIH) (.gov)COVID-19 infections during 1st wave linked to higher risk of heart attack and stroke: Study ABC NewsCOVID-19 raises the stakes for heart attacks, strokes, and even death long after infection, new study finds FortuneCOVID-19 infection appeared to increase risk of heart attack & stroke up to 3 years later American Heart Association