Coronavirus disease (COVID-19) is an infectious disease caused by a newly discovered coronavirus.
The U.S. Center for Disease Control (CDC) defines covid-19 as ” Coronavirus (COVID-19) is an illness caused by a virus that can spread from person to person. The virus that causes COVID-19 is a new coronavirus that has spread throughout the world”. WHO announced “COVID-19” as the name of this new disease on 11 February 2020.