BACKGROUND: Differential diagnosis is a hot topic in physical therapy, especially for those working in a direct access setting dealing with neck pain and its associated disorders. All international guidelines agree in recommending to first rule out non-musculoskeletal pathologies as the cause of signs …

A new method to study sudden ankle inversions during human walking and jumping is presented. Ankle inversions of 258wereelicited using a box containing a trap door. During the gait task, subjects walked at a speed of 4 km/h. At a pre-programmed delayafter left heel strike, an electromagnet released the …