Breathing

The Pranayama Institute - Information on techniques of Hatha and Raja Yoga Pranayama can be downloaded.

Rhythmic Breathing - Exposition of a natural, full twenty four hour rhythmic breathing practice. Includes diagrams, charts, a free newsletter, and a schedule of meetings.

Vaasi Approach - Vaasi yoga is a technique of channeling the breath in sushumana nadi energy pathway. This site is dedicated to teaching that philosophy and practice.