Halasana (Plough Pose)
1. Lie on your back with arms parallel to the body, palms down.
2. Exhale, raise your legs slowly, keeping knees locked, till they are vertical, carry the legs right over the head till your toes touch the floor. Push them as far from your head as you can.
3. Keep the knees straight. Breath slowly through the nostrils and hold the posture for several minutes. If you cannot touch the floor with your toes hold them as close to the floor as possible and continue to exert effort to lower them.
Benefits: This exercise keeps the spine supple, strengthens the abdominal muscles and organs and tones the thyroid glands, increase appetite and the digestive power, reduces obesity and relieves backache and intestinal weakness.