The Effects of Unilateral Balance Training Among Athletes With Chronic Ankle Instability

Inclusion Criteria: * Participating in the study on a voluntary basis * Athletes with 18-25 years old * Being a player in one of the basketball, volleyball, and handball team sports * Athletes with a history of at least 2 significant lateral ankle sprains which were classified as a second degree and related to inflammatory symptoms (pain, swelling) * The self-reported sensation of giving away and instability at the injured ankle confirmed by the Cumberland Ankle Instability Tool with a score ≤25 * Recurrent lateral ankle sprain episodes of the injured ankle occurred at least 12 months * The self-reported function of the injured ankle confirmed by Foot and Ankle Ability Measure with a score \<90% from activities of daily living subscale and \<80% from sport subscale. Exclusion Criteria: * A history of surgery to the musculoskeletal structures in either lower extremity * A history of a fracture in either lower extremity necessitating realignment * Acute injury of musculoskeletal structures of other joints of the lower extremity in the previous 3 months affecting joint function and integrity * Presence of bilateral ankle instability * Balance or vestibular disorder