Tinnitus to the inner ear can cause tinnitus, other apparent causes (e.g., temporomandibular joint dysfunction) are difficult to explain. It may be caused by increased neural activity in the auditory brainstem, where the brain processes sounds, causing some auditory nerve cells to become over-excited. The basis of this theory is that many with tinnitus also have hearing loss. Three reviews of 2016 emphasized the large range and possible combinations of pathologies involved in tinnitus, which in turn result in a great variety of symptoms demanding specifically adapted therapies. Even when tinnitus is the primary complaint, audiological evaluation is usually preceded by
American Tinnitus Association money for research relating to tinnitus. Until his death in 2010, dr. Vernon was involved with the organization as an honorary board member, patient advocate, and general adviser. The ATA's board of directors consists of a carefully chosen group of professionals. These professionals includes audiologists, researchers and tinnitus advocates. All participants have been influential in creating a nonprofit organization that aims to serve as a resource for tinnitus sufferers. ATA's Scientific Advisory Committee (SAC), consists of scientists who are influential in the tinnitus community. The committee is in charge of choosing individuals for the grant awards. To apply for an