No lean — standing straight defeats the purpose
The lean is the defining feature; it increases the medial delt range.
Overactive muscles
Upper trapeziusLevator scapulae
Corrective work
Foam RollUpper traps↗StretchLevator scapulae stretch↗The lean is the defining feature; it increases the medial delt range.
Upper trap dominates even with the lean; focus on leading with the elbow.