Library

The Doctrine and Practice of Yoga Including the Practices...

Open passage
(1) Stand erect. (2) Inhale a complete breath. (3) Retain the breath as long as you can comfortably. (4) Exhale vigorously through the open mouth. (5) Practise the cleansing breath. At first you will be able to retain the breath only a short time, but a little practise will also show a great improvement. Time yourself with a watch, if you wish to note your progress.

Source attribution

The Doctrine and Practice of Yoga Including the Practices and Exercises of Concentration, both Objective and Subjective, and Active and Passive Mentation, an Elucidation of Maya, Guru Worship, and the Worship of the Terrible, also the Mystery of Will-Force, Project Gutenberg eBook #13300

THE VOCAL BREATH. CELL STIMULATION.