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Fascinating Sinus & Allergy Facts

Fascinating Sinus & Allergy Facts


  • Nobody knows the true purpose of the paranasal sinuses.  It may be that airfilled spaces were needed instead of bone so that a head would not be too heavy to hold up. 


  • "Pituitary snuff" (ground-up animal pituitary) used to be used for the treatment of diabetes insipidus.  It was administered by nasal insufflation. 


  • Doctors have been performing allergy immunotherapy (today's allergy shots or drops) for over a century.