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.
Not in Your Head
According to a recent study in Italy, spinal manipulation reduced the total pain index (TPI) of cervicogenic headache, and the drug consumption index (DCI) of patients on analgesic or anti-inflammatory medication. The eight-week study showed spinal manipulation effective during the care period (weeks 1-4), and during the follow-up period (weeks 5-8).
------------------ SOURCE: Martelletti P, LaTour D, Giacovazzo M. Spectrum of pathophysiological disorders in cervicogenic headache and its therapeutic indications. JNMS, 3(4):182-187, 1995.