Assessment: OHS Lower Back Arches

Probable Overactive (Tight) Muscles:

• Hip Flexors:   Psoas
• Spinal Extension:  Erector Spinae
• Shoulder Extension:  Latissimus dorsi

Probable Underactive (Weak) Muscles:

• Hip Extension:  Gluteus Maximus, Hamstrings
• Local Core Stabilizers:   Multifidus, Transverse Abdominis, Internal Oblique