One study of migraine headache patients found that the majority of those who received "sham acupuncture" enjoyed relief. The patients' pain relief is most likely attributable to

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The study found that patients who received "sham acupuncture" (which is not a legitimate form of acupuncture) experienced relief, indicating that the relief was likely due to the placebo effect. This is when a person experiences a perceived improvement in their condition due to the expectations and beliefs surrounding a treatment or intervention, rather than the treatment or intervention itself.

One Study of Migraine Headache Patients Found That the Majority