oa SA Pharmacist's Assistant - Unblocking the congested airway : respiratory health



Nasal congestion is the most common cause of airway obstruction, but what exactly is congestion? It is often thought that congestion is the blockage of the nasal passages due to the presence of too much thick mucus. However, congestion is due to inflammation of the airways. The mucosal lining becomes swollen, causing a reduction in the diameter of the nasal passages. Increased mucus production adds to the congestion, or results in a runny nose.


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