Asanas teach pranayama fundamentals—breath uses, applications, processes.
shvasayama
Pranayama (Part 3)
Breath and mind: two sides of the same coin. Breath assists comprehension.
Pranayama (Part 2)
Pranayama uses vehicle of the breath. Breath & mind must benefit from asana.
Pranayama (Part 1)
Asana + shvasayama (breath restraint)—prerequisite for pranayama & dhyana.