COVID-19 is a disease caused by a virus called SARS-CoV-2. The virus most commonly affects the lungs but it can also lead to serious heart problems. COVID-19 can damage the lungs, preventing enough oxygen from reaching the heart muscle.
This video is by the National Heart, Lung, and Blood Institute (NHLBI), part of the National Institutes of Health (NIH).
Learn more: https://www.nhlbi.nih.gov/coronavirus
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