Auditory Biofeedback Gait Training Individuals With Chronic Ankle Instability

Inclusion Criteria: * Physically active adults (defined as participants reporting a score of =4 on the National Aeronautics and Space Administration (NASA) Activity Instrument and indicating they can run for at least 20 consecutive minutes) * History of ankle sprain * 2 episodes of "giving way" in the past 6-months * must answer "yes" to =5 questions on the Ankle Instability Instrument (AII) and =11 on the Identification of Functional Ankle Instability (IdFAI) Exclusion Criteria: * an ankle sprain in the previous four weeks or lower extremity neuromusculoskeletal injury other than to the ankle in the last 12 months * history of surgery in the lower extremity * fracture to the lower extremity in the past 12 months or a fracture that required open-reduction internal fixation * history of neurological disease, vestibular or visual disturbance or any other pathology that would impair sensorimotor performance or gait * current participation in a formal ankle joint rehabilitation program * a concussion in the last 12 months * report a cardiovascular, metabolic, or renal disease, or signs and symptoms that suggest such condition or have been told by a medical provider not to engage in vigorous physical activity (such as running).