Sound therapy is a primary clinical modality for the management of Tinnitus (persistent ringing in the ears). Tinnitus Retraining Therapy (TRT) utilizes a technique called "Habituation," where patients are exposed to low-level broadband sound (white or pink noise) to decrease the brain’s focus on the internal tinnitus signal.

The goal is to neutralize the negative emotional response to the sound by retraining the auditory subcortical centers. Modern TRT often utilizes "Digital Sound Maskers" or smartphone-integrated apps that generate customized soundscapes tailored to the patient’s specific tinnitus frequency. To understand the software algorithms and the integration with hearing aid technology, refer to the Sound Therapy Market resource. These systems allow for a "Spectral Notch" approach, where frequencies around the tinnitus pitch are amplified or silenced to promote neural reorganization and reduce the perceived intensity of the phantom sound.