where does all the mucus come from when you have a bad cold

where does all the mucus come from when you have a bad cold. There are some references to where does all the mucus come from when you have a bad cold in this article. If you are looking for where does all the mucus come from when you have a bad cold you've came to the right place. We have posts about where does all the mucus come from when you have a bad cold. You can check it out below.