text: Is your life being affected by an irreversible decrease in your ability to hear? Don’t get too much frustrated because you can always count on Liberty hearing aids. Contrary to popular notion, hearing aids were not only invented for people who could not totally hear. They were also created to improve and amplify the ears of individuals who experience decreasing perception to sound. The best examples would be children and adults who have genetically low hearing ability and of course, grandpas and grannies.