With practice the breathing, bandhas and drusthis becomes one with the flowing rythmic movements resulting in a slow motion gracefully system of entering, maintaining and exiting the asanas, It is then the student begins to gain insight into meditation in movement.
Within the Ashtanga metod there are over two hundred classical asanas. These are grouped together in a specific order known as a series. There are three groups of sequences in the Ashtanga system.
The first or primary series known as yoga chikitsa (yoga therapy) is designed to theraputically align the body.
The second or intermediat series or Nadi Shodana (nerve purification) works on the nervous system and it is more intense than the primary series. The third or advanced series called Stira Baga is even more intense cultivating tremendous strenght, flexibility, control and stamina.