Perhaps have you ever had a common cold? By chance did you recover from the issue? Certainly you survived it! You won't heal a runny nose directly, yet your system generally establishes immunity to a certain cold infection within a couple of days. We call that cured by your own immunity!Parents have actually previously had a lot of the runny nose viruses. Parents have actually created immunity to the viruses they have actually had. Therefore there are not numerous runny nose viruses remaining for parents to catch. That is why parents just succumb to a few colds per year and kids may get a dozen colds per year.