There are many other examples of ritual treatment producing relief even when the person knows it is a ritual......
Harvard researcher Dr. Ted Kaptchuk made this counterintuitive conclusion in a study published last week in Science Translational Medicine. Kaptchuk and colleagues found that the placebo effect greatly enhanced pain relief in migraine sufferers who had the expectation they were getting an effective drug, compared to when they took the active drug with the incorrect label “placebo.” More surprising, however, is that the patients reported significant pain relief, compared to an untreated migraine attack, even when they knew they had swallowed nothing more than a sugar pill.