It focuses on reflexology meridians in the feet, hands and head which correspond to the spinal column and in turn to the incarnation, gestation and birth of the individual.
Some singers may believe that being barefoot allows them to channel their vocal energy better a theory based on the teachings of the alternative medicine of reflexology.
A pressure technique of the muscles makes the body produce endorphins exactly where you need it and in far greater quantities than traditional reflexology under the feet.