A coronavirus is a type of virus which can cause illness in animals and people. The disease that the virus causes has been named COVID-19, which stands for coronavirus disease 2019. 'Until this new coronavirus was identified, there were only six different coronaviruses known to infect humans. How does the virus spread? A pandemic is defined by the World Health Organization as the 'worldwide spread of a new disease'.

Source: Daily Mail March 16, 2020 12:37 UTC