How does a virus cause a person to develop the common cold

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Overview

The common cold is a viral infection of your nose and throat (upper respiratory tract). It's usually harmless, although it might not feel that way. Many types of viruses can cause a common cold.

Children younger than 6 are at greatest risk of colds, but healthy adults can also expect to have two or three colds annually.

Most people recover from a common cold in a week or 10 days. Symptoms might last longer in people who smoke. If symptoms don't improve, see your doctor.

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Because that person has a strong immune system, so it won't be as bad as others.

Explanation:

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bradykinin is a physiologically and pharmacologically active peptide of the kinin group of proteins, consisting of nine amino acids.