Analysis of Jumping in Patients With Ankle Instability (Ankle-optogait)

"Patients suffering from chronic ankle instability symptomatic of recurrent subjective and objective instability will be considered. Patients will be compared to a control group of healthy volunteer subjects.~T0 Explanation of the study and written informed consent.~* Verification of inclusion/exclusion criteria and verification of previous or ongoing treatments.~* AOFAS Rating Scales,~* Tegner activity level~* Vertical Jump Test (CMJ) by foot pedal"