• Question: Why can a cold get passed from one person to another?

    Asked by danielallobet to Eoin, Ester, Natasha on 17 Nov 2017.
    • Photo: Natasha Myhill

      Natasha Myhill answered on 17 Nov 2017:

      The common cold is caused by a virus that infects the upper respiratory tract (mouth, lungs). When we cough or sneeze, the virus is propelled in the millions of droplets we give out and can then infect another person who comes into contact with it.