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What is the difference between COVID-19, the flu and common cold

COVID-19? The flu? Or a common cold? 

It's easy to confuse the symptoms of the common cold and flu with the symptoms of a COVID-19 infection. Also, the symptoms of the newly found RNA virus COVID-19 are a lot like the flu or common cold there are some differences to identify whether that cough is coronavirus or just the flu. 

Common cold 

Colds are a mild upper respiratory illness with a runny, stuffy nose without a fever. Doctors mainly diagnose colds using clinical observation and medical history. No tests are necessary. Its caused by a wide variety of viruses.

The fluInfluenza (flu) can cause mild to severe illness, and at times can lead to death. Flu is different from a cold. Flu usually comes on suddenly. Caused by the influenza virus.

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