Shoulders shrug during pull
Upper traps initiate instead of mid-traps and rear delts.
Overactive muscles
Upper trapeziusLevator scapulae
Corrective work
Foam RollUpper traps↗StretchLevator scapulae stretch↗Upper traps initiate instead of mid-traps and rear delts.
Movement plane changes; rear delt loses its target angle.
Becomes a row; reduces scapular retraction emphasis.