IRCT20171028037057N1 IRCT 2018-01-17 Tehran University of Medical Sciences Comparing the immediate effect of distal versus proximal-distal tape on muscle strength, functional performance and gait initition profiles in athletes with and without functional ankle instability Comparing the two method of taping on muscle strenght and gait profiles in athletes Comparing the immediate effect of distal versus proximal-distal kinsiotape on muscle strength, functional performance and gait initition profiles in athletes with and without functional ankle instability 2017-12-21 anticipated 30 Complete https://irct.ir/trial/27519 interventional Randomization: N/A, Blinding: Not blinded, Placebo: Not used, Assignment: Parallel, Purpose: Treatment. N/A Disorder of ligament. Intervention 1: Proximal- distal kinsio taping intervention: In this intervention, in addition to facilitation technique for Peroneus Longus, facilitating kinsio taping for gluteus medius is used too. For taping gluteus medius, participant lie down with the affected h. Intervention 2: Distal Kinsio Taping Intervention: Distal kinsio taping is applied on peroneus longus muscle to facilitate it. The participant position is supine or long sitting. The anchor of kinsio tape is applied to fibular head. The ankle is planter flexed and inv. No - There is not a plan to make this available Justification or reason for not sharing IPD is Because sharing IPD is useless according to the our study, We should consider all the sample size.