Slightly flex the knee and hip of the support leg, tilting the body slightly forward. In the view above the hip, knee and ankle should be in a straight line.

1. Knee flexion and extension of the supporting leg while balancing with the arms moving backwards and forwards alternately. 

2. Flex as much as possible while keeping the weight balanced over the entire surface of the foot and don’t reach full extension. 

3. The trunk and hips should be kept slightly inclined. 

4. Perform 15 repetitions. 

5. Repeat three times.