AGT and cardiac arrhythmia: Although the development of arrhythmias is multifactorial and often accompanied by myocardial injury, cardiac remodelling, co-morbidities and pro-arrhythmic inflammation in COVID-19 [50], evidence suggests that Ang II and AT1R could be implicated in the development of these CVC through their involvement in calcium signalling (Table 1) [51,52].