Research in the Unknown

“Previous to all discoveries
there exists the demand
for that discovery.”

Andrew Taylor Still

“Absence of Proof

does not necessarily indicate

Proof of Absence.”

John Upledger, DO

“Clearly, there are
a great many things that can
be defined as non-physical
in our physical world.”

John Joseph Petrovic
Physics of the Non-Physical

The Osteopathic Cranial
Academy Foundation (OCAF)

An In-Depth Explanation of Cranial Research

An Overview of Cranial Research

The International Alliance
 of Healthcare Educators (IAHE)

Research, Articles and Case Studies

Current Research and Inquiry


Investigation of head movements
beyond respiratory breathing and arterial pulsation:

The Cranial Rhythmic Impulse (CRI) in the living skull.

Direct measurement
of the rhythmic motions

of the human head
identifies a third rhythm

Journal of Bodywork and Movement Therapies   |  April 2021

Magnetic Resonance Imagery [MRI] investigates cranial bone motion 

Ultrasound Measurement
of intracranial pressure [ICP]