Nasal congestion is the blockage of the nasal passages usually due to membranes lining the nose becoming swollen from inflamed blood vessels It is also known as nasal blockage, nasal obstruction, blocked nose, stuffy nose, or...
en.wikipedia.org/wiki/Nasal_congestion 
Nasal congestion — Symptom: Overview covers definition, possible causes of a stuffy nose.
www.mayoclinic.com/health/nasal-congestion/MY00178 
Nasal congestion refers to a stuffy nose. Considerations Many people think that a nose gets congested (stuffy) from too much thick mucus. However, in most cases, the ...
www.nlm.nih.gov/medlineplus/ency/article/003049.htm 
Nasal congestion occurs when the membranes of your nose become swollen, making it difficult to breathe. Nasal congestion can be caused by the common cold, a sinus ...
www.ehow.com/how_2045127_relieve-nasal-congestion.html 
From home remedies like neti pots to medications such as decongestants, find out about treatments for sinus pressure and nasal congestion.
www.webmd.com/.../sinus-pain-pressure-9/sinus-congestion 
List of 106 disease causes of Nasal congestion, patient stories, diagnostic guides, medical books excerpts online about Nasal congestion, 438 drug side effect causes.
www.wrongdiagnosis.com/sym/nasal_congestion.htm 
Nasal congestion - Overview, Nasal congestion refers to a stuffy nose....
www.umm.edu/ency/article/003049.htm 
Don't just sit there scratching your head, find useful info on Nasal Congestion on eHow. Get essential tips and learn more about everything from How to Clear a ...
www.ehow.com/nasal-congestion 
Nasal congestion is the blockage of the nasal passages usually due to excessive secretion of mucus that is caused by a virus and typically resolves spontaneously within a ...
www.sciencedaily.com/articles/n/nasal_congestion.htm