What is that squealing that is coming from a hearing aid? Whistling, also known as feedback, is a common sound you may hear when dealing with certain devices. Dr. Jordan Strong and Kevin discuss why this happens... and how to get it to stop. This episode of the Ask an Audiologist podcast is based on the article written by Dr. Kelly Knolhoff: askanaudiologist.com/why-does-my-hearing-aid-whistle/