A study exploring rhythmic oscillations of the human head was published in the Journal of Bodywork and Movement Therapies October 2020 entitled Direct Measurement of the Rhythmic Motions of the Human Head Identifies a Third Rhythm by Thomas Rosenkilde Rasmussen and Karl Christian Meulengracht.
A central concept in CranioSacral Therapy, and at the same time controversial, is the concept of a unique rhythmic movement separate from arterial and respiratory rhythms. Palpation of the unique rhythm is central and used worldwide by a high number of therapists. A significant source of the criticism and controversy of both the existence and reported range of a unique rhythm in humans is the subjective approach to study rhythmic movements by palpation.
The aim of the study was:
In humans, a third rhythm separate from arterial and respiratory rhythms was observed. The lecture will go into detail with the results of the study and their implications concerning CranioSacral Therapy are discussed.