 - male gender, aged between 18 to 40 years, with a chronic unilateral mobility deficit of the talocrural joint; i.e. subjective blocking sensation andor feeling of ankle stiffness together with the presence of ankle region paintenderness, during active WBADF while squatting. Subjects were recruited with chronic unilateral mobility deficit of the talocrural joint, which could be following a previous history of ankle injury or without previous history of ankle injury. 