Classical conditioning without verbal suggestions elicits placebo analgesia and nocebo hyperalgesia

Published: 24/08/2017
Classical conditioning without verbal suggestions elicits placebo analgesia and nocebo hyperalgesia
Source: WWW.PHYSIOSPOT.COM

The aim of this study was to examine the relationships among classical conditioning, expectancy, and fear in placebo analgesia and nocebo hyperalgesia. A total of 42 healthy volunteers were randomly assigned to three groups: placebo, nocebo, and control. They received 96 electrical stimuli, preceded by either orange or blue lights. A hidden conditioning procedure, in […]

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