Elbow bends significantly
Becomes a pulldown; posterior delt loses the load.
Overactive muscles
Biceps brachiiLatissimus dorsi
Corrective work
Foam RollLats↗StretchLat stretch (kneeling overhead)↗Pull · Upper Body
Cable Shoulder Extension (Rear Delt)
Coaching cues
- High cable in front; arm extended; pull down and back behind the hip
- Pure shoulder extension — arm stays straight
- Feel posterior delt and lower lat at peak contraction
- Return slowly — full stretch at the top
Common faults 2
Trunk flexes to assist
Body folds forward to help the arm; delt loses isolation.
Overactive muscles
Erector spinaeHip flexors
Corrective work
Foam RollErector spinae↗StretchHalf-kneeling hip flexor stretch↗