d’Innovation sur le Sport, Université Claude Bernard Lyon I – UFR STAPS, 27-29 boulevard du 11 Novembre 1918, 69622 Villeurbanne Cedex, France. E-mail address: aymeric.guillot@ univ-lyon1.fr ABSTRACT. The authors review studies of mentally simulated movements. In automatic or cyclical movements, actual and motor imagery (MI) durations are similar. When athletes simulate only dynamic phases of m...