==Control of the Breath==
... “prāṇāyāma”...is the regulated direction and arrestation by exercises of breathing of the vital currents of energy in the body.
<ref>http://incarnateword.in/cwsa/23/hathayoga#p5</ref>
... In simpler words, Pranayama is the control of the breath or vital power; for breathing is the chief physical functioning of the vital forces. <ref>http://incarnateword.in/cwsa/23/the-systems-of-yoga#p10</ref>
==Why Doing Pranayama Is Important?==