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.
Chest heaviness or tightness, wheezing, coughing and difficulty breathing are symptoms of allergy-induced asthma. In many cases, daily medication can stave off this type of asthma attack, as can avoiding the substances that trigger the reaction.hest heaviness or tightness, wheezing, coughing and difficulty breathing are symptoms of allergy-induced asthma. In many cases, daily medication can stave off this type of asthma attack, as can avoiding the substances that trigger the reaction.