Because they have yet to pass national legislation protecting the chiropractic profession, Japanese DCs are in a similar situation that U.S. DCs faced. We were fortunate enough to be able to pass chiropractic licensure state by state. The DCs in Japan must accomplish this nationally, which has proved to be an extremely difficult task. And in spite of their efforts, Japanese DCs are currently faced with two chiropractic professions.

Part 2 of this three-part article on recogizing and diagnosing delayed-onset motor-vehicle acident (MVA) injuries in clinical practice discusses traumatic Schmorl's nodes, post-concussion syndrome and posttraummatic syrinx. Part 1 covered traumatic subdural hematoma, stroke due to MVA and traumatic central disc herniation.

Research now shows that limited hip internal rotation can significantly contribute to low back pain. This may be caused by hip joint variants, but more commonly by trauma causing adhesion of the hip joint capsule or even prolonged sitting, which overactivates the hip flexors and abductors, and underactivates the hip extensors and adductors.