Maybe have you formerly had a runny nose? Conceivably did you get rid of the virus? Certainly you survived it! You will not cure a runny nose directly, yet your system typically develops immunity to any type of cold virus within a few days. That is called being healed by your personal immune system! Parents have actually already had a lot of the runny nose viruses. Parents have established resistance to the ones they have actually suffered from. So there are not as many cold viruses around for adults to acquire. That is why adults only get infected with a few runny noses each year and youngsters acquire 10-12 colds per year.