Mechanics of The Medial Gastrocnemius–Tendon Unit in Behaving more Efficiently in Habitual Non-Rearfoot Strikers than in Rearfoot Strikers during Running

Figure 4. Curve of the medial gastrocnemius fascicle length and the muscle tendon–unit (MTU) length habitual non rearfoot strike pattern (NRFS) and rearfoot strike pattern (RFS) during the stance phase.