COVID-19 is a respiratory illness caused by a new virus. Symptoms include fever, coughing, a sore throat and shortness of breath. The virus can spread from person to person, but good hygiene can prevent infection. Find out who is at risk and what you should do if you think you have COVID-19.  On this page, find out what COVID-19 is, the symptoms, how it spreads, who is most at risk, how to protect yourself and others, how to seek medical attention, testing and resources.