Pe lângă problemele de profesionalism menționate mai sus, celălalt obstacol pentru abordarea medicală este conceptul de „Reflex”.’ which is the phenomenon of information referral via autonomic nervous system, ch’i meridians and other more subtle energy pathways throughout the body. Orthodox medicine does not recognize phenomena that is too subtle to detect with instrumentation, much less the possibility that health in terms of structural and operational status can be indicated in patterns having a direct correspondence mapping to the whole body, appearing in the iris or any other part of the body.
