The âshellâ or âcaseâ is the outer covering of a hearing aid, and determines its style. Of the many parts of a hearing aid, style can make a big difference to your overall satisfaction. Beltone's two main style categories are Behind-the-Ear (BTE) and Custom hearing aids. IIC. Invisible-in-Canal.
The symptoms of chest congestion can be listed as under. 1  Coughing. 2  Shortness of breath. 3  Labored breathing.  Chest 1  pain. Dizziness.  Runny 1  nose. Wheezing. 2  Discomfort. Blood in  cough. Loud noises while breathing.
Allergy symptoms generally include congestion, sneezing, itchy eyes and coughing. If you have a sore throat with fever and body aches, itâs likely the result of a virus, like a cold or flu. Scratchiness is another way to determine if you have an allergy-induced sore throat. In addition to the ârawâ feeling that results from postnasal drainage, particles that directly enter the respiratory system can cause a scratchy feeling.