Allergy cases are on the rise, and are often frustrating for lack of understanding and for lack of knowledge about how to properly treat them. Rhinitis, or inflammation of the nasal mucous membranes, can lead to postnasal drip, chronic and recurrent sinus infections, sinus pressure, headaches, and even asthma symptoms of chest tightness, shortness of breath, coughing, and wheezing. The bulk of rhinitis cases are treated by primary care health care providers, or are handled by patients who self-treat. However, many health care providers do not have a deep understanding of the biological...