Sounds like you really just need to get hydrated--drink more water during the day, particularly if you work inside a building. For your nasal passages, there are several hydrating sprays you can find at the drugstore. Even plain saline ones work well.
Some symptoms of a cold are: Runny nose Itchy throat Fatigue Nasal Congestion Headache
Your nostrils are your nasal passage
The main symptoms of chronic bronchitis include: Dyspnea (shortness of breath), Wheezing, Coughing and sputum production. Other symptoms can include: muscle aches, nasal congestion, fatigue, a sore throat and headaches.
The roll of a nasal passage and mouth is so you can breath in air.
You should'nt
Nasal-refers to nose on face.
your nose
It is part of your nose. There.
nose
sinus
The Nose. XD
Mucus