Pranayama is made of two words “pra” meaning to fill is added to the root word “an” (to breathe or to live) creating new the new meaning life that fills with breath. Pranayamaa is control of Breath". "Prana" is Breath or bio energy in the body. On faint levels, prana means the pranic energy responsible for life or life force, and "ayama" means control. Therefore, Pranayama is "Control of Breath". One can control the rhythms of pranic energy with pranayama and get healthy body and mind.
In yogic point, Pranayama is generally series of exercises, which aims at bringing more oxygen to blood and to the brain. It not only brutalize flow of blood but also regulates proper functioning of thoughts and desire. The practice of this asana removes the obstruction, which encumber the flow of prana. It gives poise and tremendous will power. It produce lots of courage and will power within an individual. Pranayama is an art and has methods to make the respiratory organs to move and expand intentionally, rhythmically and intensively.