Take this test if you have tight lower back and hips. When you lack hip internal rotation, your body still needs to move, so it steals motion from places that aren’t designed to take it. This often leads to: • Increased stress on the QL and lower back, because the pelvis can’t rotate efficiently during walking, sitting, or getting out of the car • Hip “locking” or catching sensations, especially after sitting, due to altered joint mechanics and muscular guarding • Overuse of the TFL and outer hi