By chance have you ever before been down with a common cold virus? Peradventure did you recover from the cold? Of course you did! You will not cure a runny nose directly, yet your system generally creates immunity to any type of cold virus within a few weeks. We call that being healed by your personal immune system!Adults have actually already had a great deal of the runny nose infections. Adults have actually established immunity to the ones they have suffered from. Therefore there are not so many runny nose infections around for parents to acquire. That is why parents only get infected with a few colds each year whereas children succumb to 10-12 colds each year.