A QUICK RECAP OF COVID-19 The SARS-CoV-2 virus causes Coronavirus Disease (COVID-19) , an infectious disease. The majority of those infected with the virus will have mild to moderate respiratory symptoms and will recover without the need for medical attention. Some, on the other hand, will become critically unwell and require medical assistance. Serious sickness is more likely to strike the elderly and those with underlying medical disorders such as cardiovascular disease, diabetes, chronic re...