NOT ALL HIP FLEXORS ARE CREATED EQUAL 🧠 You’ve probably heard of the psoas. Maybe even the iliacus. But do you know the difference—and why it matters? Together, they form the iliopsoas, a key hip flexor and spinal stabilizer. But they’re not the same: 🔹 Psoas major connects your spine to your femur—affects posture and spinal stability 🔹 Iliacus comes from the pelvis and assists with hip flexion without pulling on the spine When the psoas gets tight or overactive from poor posture or shallow b