In this asana, one has to balance the body on one leg, hence it is called Santulanasana.
Technique : Stand straight and erect on the ground. Keep the body straight and erect. Look straight. Keep the arms on the sides. Bend either leg at the knee, keeping the knee facing downwards and the heel upwards. Hold the foot of this leg with the corresponding hand. Raise the other arm close to the ear. Hold this position for eight to ten seconds. Repeat this exercise with the other leg. In the beginning, practise this asana four times a day. Later, it can be practised six times a day.
(1) This asana exercises every joint of the body.
(2) It alleviates the pain in the joints.
(3) It properly exercises the ankles, the knees and the fingers. This exercise teaches one how to maintain balance on one leg.