How can lateral flexion on the reformer be performed safely and effectively?

• A. Stabilize pelvis, brace core, move through thoracic spine with controlled lateral bend; avoid twisting through hips.
• B. Twist from the hips to gain momentum.
• C. Keep neck hyperextended.
• D. Lateral flexion should always be performed rapidly.

Answer: (A)

Stability and controlled mobility through the torso, with the bend initiated from the thoracic spine, keeps lateral flexion on the reformer safe and effective. The pelvis stays steady and the core is braced so the movement stays in the torso rather than turning into hip or lower-back compensations. As you side-bend, guide the motion from mid-back, maintaining length through the spine and a neutral neck, so the spine remains stacked and protected.

This approach trains the obliques and lateral stabilizers without introducing unwanted rotations at the hips or strains in the lower back. By contrast, twisting from the hips invites compensations and shifts loading away from the intended muscles; hyperextending the neck places strain on the cervical area; and performing the movement rapidly sacrifices control and increases injury risk.