Knees cave inward despite the wide stance
Adductors dominate in the wide position if glute med is weak.
Overactive muscles
Adductor complexTFL
Corrective work
Foam RollAdductors↗Foam RollTFL↗StretchButterfly adductor stretch↗Adductors dominate in the wide position if glute med is weak.
Ankle and hip mobility limits the sumo depth.