Elbows drift forward
Anterior deltoid assists the curl; long head of bicep loses tension.
Overactive muscles
Anterior deltoidUpper trapezius
Corrective work
Foam RollUpper traps↗StretchDoorway pec stretch↗Pull · Upper Body
EZ-Bar Curl
Coaching cues
- EZ-bar with a slight supinated angled grip; elbows pinned at sides
- Curl to full contraction; pause at the top
- Lower slowly — 3-second eccentric to full extension
- No swinging; no trunk lean
Common faults 2
Body swings to complete reps
Spinal extension momentum used to move the bar.
Overactive muscles
Erector spinaeHip flexors
Corrective work
Foam RollErector spinae↗StretchHalf-kneeling hip flexor stretch↗