<P> Safety concerns for reiki sessions are very low and are akin to those of many complementary and alternative medicine practices . Some physicians and health care providers, however, believe that patients may unadvisedly substitute proven treatments for life - threatening conditions with unproven alternative modalities including reiki, thus endangering their health . </P> <P> In March 2009, the Committee on Doctrine of the United States Conference of Catholic Bishops issued the document Guidelines for Evaluating Reiki as an Alternative Therapy, in which they declared that the practice of reiki was based on superstition, being neither truly faith healing nor science - based medicine . The guideline concluded that "since Reiki therapy is not compatible with either Christian teaching or scientific evidence, it would be inappropriate for Catholic institutions, such as Catholic health care facilities and retreat centers, or persons representing the Church, such as Catholic chaplains, to promote or to provide support for reiki therapy ." Since this announcement, some Catholic lay people have continued to practice reiki, but it has been removed from many Catholic hospitals and other institutions . </P> <P> There is no central authority controlling use of the words "reiki" or "reiki master". Certificates can be purchased online for under 100 dollars . It is "not uncommon" for a course to offer attainment of reiki master in two weekends . There is no regulation of practitioners or reiki master in the United States . </P>

What is a person who does reiki called
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