Arms initiate the throw — no hip rotation
Shoulders lead instead of hips; power comes from arms only.
Overactive muscles
Pec majorAnterior deltoidObliques (arms only)
Corrective work
Foam RollHip flexors↗StretchHalf-kneeling hip flexor stretch↗Shoulders lead instead of hips; power comes from arms only.
Body bends forward rather than rotating around the spine.
Stays on back foot; loses ground reaction force.