When you become the dragon, then you will understand wisdom, energy control and forgiveness. The health benefits are, balancing the inner sense of equilibrium, balancing the heart chakra and clearing the flow of blood. The intestines are also improved through circulation of fluids and acidity balancing.
The outcome of the dragon, is one much be able to touch the heart of the dragon and to achieve this, one be pure in heart and have no desires, for the dragon is the guardian of the cosmic gates and only those who are without fear shall receive the wisdom and the knowledge of the dragon.
How to do the exercise. Stand with one leg in front of the other and place just the ball of the foot down on the front foot. Put all your weight into your standing leg and extend one arm out to the side with the palm facing down at shoulder height. With your other hand, turn the palm upwards and make sure the palm is in front of the heart. Make like dragon claws with both hands and then change hands and feet when tired. become the dragon by focusing on your Thymus or solar plexus chakra. Close your eyes and look into the heart of the dragon.