Yoga Kriyas and Fitness, Hyperventilation to become alkaline, Hypoventilation to become acidic

The yogic art of pranayama eventually teaches you how to breathe less than normal (hypoventilation). Fitness can also be thought of as the art of doing more things with less air (e.g. fit people can run fast and they hardly breathe compared to unfit people). It is also sometimes useful to breathe more than normal, as in the yoga kriya (purification process) called kapalabhati. Breathing more than normal (hyperventialtion) can exercise the muscles of breathing and massage your internal organs, but it also