Breathing is the only major operation over which every human being has some conscious control. Other important operations like the heart-beat or digestion are beyond the control of most persons. If we define a single breath as made of one inhalation (taking in air) and exhalation (letting out air), a person takes 13 to 15 breaths per minute on an average; the total number of breaths per day ranges roughly from 18,720 to 21,600.
Continue reading Pranayama: Need for Breath Control Exercises