Influence of prior information on pain involves biased perceptual decision-making.

Prior information about features of a stimulus is a strong modulator of perception. For instance, the prospect of more intense pain leads to an increased perception of pain, whereas the expectation of analgesia reduces pain, as shown in placebo analgesia and expectancy modulations during drug admini...

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Bibliographic Details
Main Authors: Wiech, K, Vandekerckhove, J, Zaman, J, Tuerlinckx, F, Vlaeyen, J, Tracey, I
Format: Journal article
Language:English
Published: Cell Press 2014