Box bicep curls

Set-up:
Sit on the box, facing the back of the room, with heels resting on the box.
Hold the short straps in your hands.
Find a neutral spine and extend the arms forward, elbows lifted.

Movement:
Exhale, bend the elbows to perform a bicep curl toward the shoulders.
Inhale, extend the arms back to the starting position with control.
Keep the elbows lifted and the spine stable throughout.

Leg Option:
Lift one leg at a time to tabletop while performing bicep curls. Challenges core stability.

Single Arm Option:
Alternate single-arm bicep curls.

Pulses:
Keep elbows bent at 90° and pulse the arms slightly upward toward the ceiling in a small, controlled range; targets anterior deltoids and shoulder stabilisers.

1R

6th, 3rd, 2nd

Long box

Inhale lower, exhale rise to bicep curl.

Muscles Worked:
Biceps – elbow flexion during curl.
Deltoids – shoulder stabilisation.
Trapezius & Rhomboids – maintain scapular alignment.
Core: Abs & Obliques – stabilise C-curve posture.

Muscles Mobilised:
Spine in flexion.

Regression:
Switch to long straps to reduce resistance.
Springs: Use fewer springs (1B1Y/1B).

Progression:
Springs: Add more springs for increased resistance (1R1Y).

Leg option:
Lift one leg at a time while performing bicep curls to challenge core stability and coordination.

Single Arm Curl:
Alternate arms.

Add Leg Lift:
Float one leg into tabletop during the curl, alternating sides to challenge core stability.

Pulses at Top:
Add small pulses at the top of the curl towards te ceiling.