Tinnitus background noise to one that can be heard even over loud external sounds. The specific type of tinnitus called pulsatile tinnitus is characterized by hearing the sounds of one's own pulse or muscle contractions, which is typically a result of sounds that have been created by the movement of muscles near to one's ear, or the sounds are related to blood flow of the neck or face. Due to variations in study designs, data on the course of tinnitus showed few consistent results. Generally the prevalence increased with age in adults, whereas the ratings of annoyance decreased with duration. Persistent
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