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Placebo and Nocebo

Edited by: Dr Bruce Walker

Placebo and nocebo effects are the direct result of the influence of the psychosocial context or therapeutic environment on a patient's mind, brain, and body. Both phenomena can be influenced by multiple factors, such as verbal suggestions and past experience. Articles relate broadly to both placebo and nocebo effects, including:

  • Positive non-specific effects of enhanced patient care, such as particular communication styles and surroundings.
  • Negative non-specific effects deriving from negative expectations of the clinical encounter, as a result of prior unsuccessful therapies.

Collection published in Chiropractic & Manual Therapies: 1 February 2014
Last updated: 3 February 2014

  1. Over the decades, research into placebo responses has shed light onto several endogenous (i.e. produced from within) mechanisms underlying modulation of pain perception initiated after the administration of in...

    Authors: Charles W Gay and Mark D Bishop
    Citation: Chiropractic & Manual Therapies 2014 22:6