To preserve your rights, please write to our Billing Inquiries Address, P.O. Box 965035, Orlando, FL 32896-5035. Remember, you can update the above information as well as your email address online at www.mysynchrony.com. Home Phone # Business Phone # *Cell # or other phone #.
Although the viruses that cause laryngitis, such as the common cold virus, are contagious and can be passed from person to person, usually the contagious period for the common cold is earlier on in the infection, before symptoms begin and when the cough and congestion symptoms are at their height.lso mechanical strain (singing or talking) are common non infectious causes of laryngitis. Obviously, mechanical laryngitis is not infectious or contagious. Viral laryngitis, which is the next most common form, is also not usually contagious.
Acute laryngitis is most commonly caused by a viral infection, such as a cold or flu. Another type of acute laryngitis is mechanical laryngitis. This can be caused by: 1  Overusing or misusing your voice.2  Excessive, singing, speaking or shouting. 3  Persistent coughing and throat clearing.4  A throat injury.aryngitis is an inflammation of the voice box, or larynx-the tube-like structure at the entrance of your windpipe (trachea). The Adam's apple represents where the larynx sticks out at the front of the throat. The larynx contains two membranes-vocal cords-which vibrate as air passes between them.