“Your sinus cavities produce mucus to help expel viruses, so a runny nose is actually desirable.”

“A cough is a reflex action to clear the airways of mucus, phlegm, irritants or a foreign body.”

“The eustachian tube also allows for drainage of mucus from the middle ear into the throat.”

“The best example of such a gel is mammalian mucus, which is based on the glycoprotein mucin.”

“Since then, there have been other reports describing various saprophytic fungal organisms in cultures from allergic mucin.”

“The mucin is secreted by tiny glands called goblet cells in the conjunctiva.”