Trunk rocks back to assist the curl
Hip flexors and erectors generate momentum.
Overactive muscles
Erector spinaeHip flexors
Corrective work
Foam RollErector spinae↗StretchHalf-kneeling hip flexor stretch↗Pull · Upper Body
Seated Low Cable Curl
Coaching cues
- Sit on the floor facing a low cable; legs extended; hold the bar or rope
- Curl from a fully extended and stretched position
- Constant tension — cable never goes slack throughout the rep
- Lower to full extension; feel the stretch
Common faults 2
Elbows lift off the legs on the curl
Shoulder flexion replaces elbow flexion; bicep loses isolation.
Overactive muscles
Anterior deltoid
Corrective work
Foam RollUpper traps↗StretchDoorway pec stretch↗