Roman chair abs vs. hip flexors Roman chair crunch - Targets: Rectus abdominis (abs) - Also works: psoas major and iliacus (hip flexors) - crunch abs together (flex spine), roll hip forward and up (posterior pelvic tilt) Roman chair hip flexion - Targets: psoas major and iliacus (hip flexors) - lifting legs up, no pelvic tilt Click the link in my bio to train with me or sign up for my muscle building program! Supplements I take: @transparentlabs Save with code ‘ALEX’ Shoutout to @muscleandmotion