Our sinuses most likely help to moisten the air we breathe as well as to warm it, for good ventilation is needed in our sinuses if we would enjoy good health.
Seltzer, an authority on sinus conditions, found that, of a thousand persons who felt they had trouble with their sinuses, only 12 percent actually did.
The chiropractor, on the other hand, proceeds on the premise that sinusitis is a case of hypersensitivity, especially involving the sympathetic nervous system.
Why this is so is clear when we note that generally sinusitis is secondary to some other condition, most usually the common cold or infection of the upper nasal passages.
Voice tone, which is produced in the larynx, reverberates not only in the nasal cavities but also against the bony structure of the chest, the teeth, the roof of the mouth, and the sinuses.
Among the more immediate causes are growths or polyps that close the ducts leading from the sinuses or, more often, inflammation of the nose, which may spread to the mucous membranes of the sinuses.
“It takes 20 years of heavy tobacco smoking to produce the same type of severe sinusitis, pharyngitis, bronchitis and emphysema that one year of daily marijuana smoking produces.”