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Voice Detection of Brain Injuries

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Detecting whether someone has a concussion or a mild traumatic brain injury can be tough. But early diagnosis only makes treatment more effective. Medical providers soon will have a new tool at their disposal: the injured person's own voice. Researchers at MIT's Lincoln Laboratory developed an algorithm for using speech to diagnose mild traumatic brain injuries. It has succeeded with assessing people's mental or cognitive states by identifying a variety of changes associated with mild brain injuries. These cognitive changes--revealed through vocal biomarkers--include elongated syllables and vowel sounds, struggles with some pronunciation of phrases, and a rough or crackly voice. 

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