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.
Pollen Allergies. Pollen allergies can trigger allergic reactions, which affect the sinus and respiratory tract of those with this allergy. Symptoms can include watery eyes, runny nose, rhinitis, sore throat, coughing, increased mucous, headaches and asthma. One of the best ways to combat pollen allergies is to understand which pollens you are allergic to.