"What ever the mind can conceive, and believe, the mind can achieve." - Napoleon Hill
The meaning of 'asta' in Sanskrit is eight and 'vakra' is curved or bent. It is an excellent way to develop your stability and equilibrium, while strengthening the wrists and arms. While toning the entire body, it is a good exercise for those who wish to tone the muscles of their abdomen.
Caution: Avoid this posture if you suffer from shoulder, elbow, or wrist injuries.