Figure 4: Poses of yoga mudras. Top row: Left: jihva bandha (tongue tie); center: simha mudra (lion pose); right: smaran vardhak pranayama (SVP) (inhalation). Middle row: Left and center: SVP (exhalation); right: khechari mudra. Bottom row: Left: sideway jaw movement; center and right: puffed-out cheeks and upper and lower lips