ACE and COVID-19: First of all, moderate physical exercise can promote blood circulation, let the immune cells timely transport and destroy the virus in the body, which is the main basis for physical exercise you effectively resist and contain coronavirus [58].Secondly, increasing the activity of angiotensin converting enzyme (ACE) in the renin-angiotensin system (RAS) during exercise improves the structural adaptability of coronary artery tree, which can effectively resist SARS-CoV-2 and play a positive role in the mechanism of acute myocardial injury caused by COVID-19 [59].