How do you assess baseline thoracic mobility before progressing to more challenging reformer exercises?

How do you assess baseline thoracic mobility before progressing to more challenging reformer exercises?

• A. Observe thoracic extension and rotation in prone and seated positions, assess ribcage expansion, and check for rib flare or excessive tightness in the upper back.
• B. Only assess lumbar mobility while standing.
• C. Assess arm reach and grip strength.
• D. Test ankle dorsiflexion and balance.

Answer: (A)