Does walking in a crouched posture have unrecognized benefits? Does a crouched posture increase the capacity of muscles to generate ground reaction forces?
What are the mechanisms of improved knee flexion after rectus femoris transfer surgery? What is the importance of preswing rectus femoris activity as a biomechanical factor contributing to diminished knee flexion?
What is the influence of biarticular muscles on posture control? Does surgical transfer of the rectus femoris to the insertion of the sartorius compromise postural stability?