|Utility:||Basic or Auxiliary|
Stand facing low pulley with platform on floor. Bend over and grasp stirrup attachment with one hand. Stand on edge of platform and grasp support bar for balance. Position toes and balls of feet on platform with arches and heels extending off. Lift one leg up off of floor.
Raise heel by extending ankle as high as possible. Lower heel by bending ankle until calf is stretched. Repeat.
Calf block or exercise step that will not overturn can be used as platform. Keep knee straight throughout exercise or bend knee slightly only during stretch. Quadriceps serve as synergists muscle if knees are bent slightly during stretch. See Calf Exercise Analyses.