Tree Pose (Vrksasana) is a standing yoga pose that helps to improve balance and focus. It is a one-legged balancing pose that requires the practitioner to stand on one leg while the other leg is bent and placed on the standing leg. The arms are raised above the
From Wikipedia
Tree pose or Vrikshasana is a balancing asana. It is one of the very few standing poses in medieval hatha yoga, and remains popular in modern yoga as exercise. The pose has been called iconic of modern yoga; it is often featured in yoga magazines, and practised in public displays such as for the International Day of Yoga.