Colds in fact are produced by more than 100 different types of viruses that invade people through the airways (nose and mouth).
Etiqueta:
Cough
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What is a cold? A cold is a minor infection of viral origin which generally affects the respiratory tract, that is, the nose and throat.
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Cof, cof… Have you ever caught a cold? Have you ever been near a…
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A child gets a cough about eight times a year, on average; that means…