Fig. 4From: Manual physical balance assistance of therapists during gait training of stroke survivors: characteristics and predicting the timingTypical example of a force profile over time. Two hands were used during this event. Force profiles of both the left and right hand have been presented in the figure, as well as the resultant force between both hands. A positive value on the y-axis indicates a pushing force by the therapist. In this particular example, the subject is pushed towards the rightBack to article page