A Self-Help Series of Postures for Special Conditions

The above two-stage exercise is as natural as chopping wood^* and so putting some real effort at the end of the stroke, which produces the natural sound of "Ha" at the end of the exhalation, as well as the elimination of the carbon dioxide, thereby completing the chemical action of the exercise - and all by natural means.

* This exercise is in fact referred to by many of Dr. Stone's students as the "Wood-chopper."