Sit comfortably, keep your torso stable and without rotation. Inhale with your head center. Exhale turn your head right. Inhale center. Exhale turn your head left. Lie down with knees bent. Turn your eyes to the right and hold, keep the head centered and continue to breathe. Wait until a deeper breath arises. Do the same, turning the eyes to the left. Then come seated and repeat the original head turn. Notice any differences.