Common cold is a symptom of a bacterial or viral infection, which affects the body, and it is usually accompanied by other symptoms such as fever, cough, headache, chills, etc. Here are a few interesting facts on common cold that you did not know. Adults suffer from common cold 2-5 times a year, whereas children below the age of 12 are usually affected by common cold about 6-10 times a year, on an average! Immune systems plays a big role in this.People, 60 years or older, could experience common cold more often, as a person's immune system begins to deteriorate after the age of 60. The virus that is responsible for common cold is called the ‘rhinovirus' has existed on the earth since ancient times and has even been mentioned in ancient Egyptian medical texts. It can survive extreme temperatures and that's why lasts in our body as well.