Ask the doctor: Acupuncture for knee pain
It is difficult to interpret the results of acupuncture studies. Some researchers argue that the equal benefits of sham and real acupuncture suggest that any "hands-on" treatment with a caring health care provider can reduce pain because of the placebo effect. Supporters of acupuncture often attribute a study's lack of positive results to the particular acupuncture technique or treatment regimen used.
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