How covid-19 infect lungs ?
While Covid 19 pandemic sweeps across the globe, it is important to understand the transmission and the effect of the virus which has made it a pandemic. Covid 19 belongs to the coronavirus family, which also includes the SARS virus (Severe Acute Respiratory Syndrome) and MERS (Middle East Respiratory Symptoms) virus. The family of Coronavirus includes virus strains that cause the common cold and flu. It has been found that Covid 19 is a close relative of SARS. SARS is a novel type of virus that was reported in 2007, and like most SARS viruses, Covid 19 affects the respiratory tract in humans. The infection starts off with mild flu-like symptoms or no symptoms, and further progress to severe symptoms. Covid 19 primarily infects the lungs in the affected individuals and in severe cases causes’ death due to ARDS and pneumonia. It is important to remember that it does not lead to ARDS and pneumonia in all the cases, which is an occurrence in most severe cases. In th...