0 an infectious disease caused by a coronavirus (= a type of virus), that usually causes fever, tiredness, a cough, and changes to the senses of smell and taste, and can lead to breathing problem and severe illness in some people:
Health authorities are taking action as a new strain of Covid-19 has been identified.
Just because you don't have any symptoms, it doesn't mean you don't have Covid.
Around 1 out of every 6 people who gets COVID-19 becomes seriously ill and develops difficulty breathing.
Studies suggest that the virus that causes COVID-19 is mainly transmitted through contact with respiratory droplets.
Illness due to Covid-19 infection is generally mild for children and young adults.
Thousands of healthcare workers were sick with COVID.
