COVID-19 is the official name of novel coronavirus disease.
CO (corona) + VI (virus) + D (disease) + 19 (2019)
SARS-CoV-2 is the virus that causes coronavirus disease.
Severe Acute Respiratory Syndrome CoronaVirus 2
Coronavirus disease COVID-19 outbreak started in China in December 2019.
Since then coronavirus spread to every continent except Antarctica.
A disease that affects a large number of people is called epidemic.
A pandemic is an epidemic of world-wide proportions.
The most common symptoms of COVID-19 are fever, tiredness, dry cough, aches and pains, runny nose, sore throat or diarrhea.
Some people do not develop any symptoms.
About 80% of infected people recover without any special treatment.
Incubation period is the time between catching the virus and beginning to have symptoms.
Incubation period for novel coronavirus is 1-14 days.