According to the WHO (World Health Organization "), Covid-19 is an infectious disease caused by a coronavirus discovered for the first time in China in 2019.

The virus that causes Covid-19 spreads mainly through saliva droplets or nose secretions when an infected person coughs or sneezes.

Most of those who contract the disease experience mild to moderate respiratory disease and recover without special treatment. Older people and those with previous medical conditions such as cardiovascular disease, diabetes, chronic respiratory disease and cancer are more likely to develop serious illnesses.

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