A hip-centric circumduction drill done supine that trains hip dissociation (femur moving in the socket) while the pelvis and rib cage stay quiet. Builds control through multiple planes (sagittal ↔ frontal ↔ transverse) with modest range.
Why Variability is Your Body's Secret Weapon
The Half Curl (aka “chest lift prep”/“ab prep”) is a segmental thoracic flexion in supine. You maintain a stable pelvis/ribs, then curl the head/shoulders...