Placebo Effect
Research News and Information

Saturday, November 21, 2009

Direct evidence for spinal cord involvement in placebo analgesia.

14 Oct 2009 Placebo analgesia is a prime example of the impact that psychological factors have on pain perception. We used functional magnetic resonance imaging of the human spinal cord to test the hypothesis that placebo analgesia results in a reduction of ... Read more...

Changes in rapid eye movement sleep associated with placebo-induced expectations and analgesia.

21 Sep 2009 The experience of a sensory event is extensively shaped by past experience and expectations. Placebo analgesia, one of the most studied models of expectation-mediated effects, can be induced by suggestion of analgesia and conditioning. The present ... Read more...

Strength of prefrontal activation predicts intensity of suggestion-induced pain.

30 Aug 2009 Suggestion, a powerful factor in everyday social interaction, is most effective during hypnosis. Subjective evaluations and brain-imaging findings converge to propose that hypnotic suggestion strongly modulates sensory processing. To reveal the ... Read more...

Latest indexed articles for 'Placebo Effect'

These are the very latest articles for this heading:

• Acupuncture research: placebos by many other names. 24 Oct 2009
• Direct evidence for spinal cord involvement in placebo analgesia. 14 Oct 2009
• Benefits exceed risks of newer antidepressant medications in youth--maybe. 29 Sep 2009
• Neuroimaging placebo effects: new tools generate new questions. 29 Sep 2009
• Changes in rapid eye movement sleep associated with placebo-induced expectations and analgesia. 21 Sep 2009
• [Placebo effects with great clinical potential] 8 Sep 2009
• Strength of prefrontal activation predicts intensity of suggestion-induced pain. 30 Aug 2009
• "Maybe I made up the whole thing": placebos and patients' experiences in a randomized controlled trial. 30 Aug 2009
• Cost-effectiveness of ACE inhibitor therapy to prevent dialysis in nondiabetic nephropathy: influence of the ACE insertion/deletion polymorphism. 30 Aug 2009
• Laterality of pain: modulation by placebo and participants' paranormal belief. 30 Aug 2009
• The placebo effect in asthma: Far more complex than simply "I shall please". 30 Aug 2009
• The power of placebo in pediatric functional gastrointestinal disease. 26 Aug 2009
• Activation of the opioidergic descending pain control system underlies placebo analgesia. 25 Aug 2009
• Ethics of prescribing placebos. 5 Aug 2009
• Patient and practitioner influences on the placebo effect in irritable bowel syndrome. 4 Aug 2009
• Balancing science and informed choice in decisions about vertebroplasty. 4 Aug 2009
• A randomized trial of vertebroplasty for osteoporotic spinal fractures. 4 Aug 2009
• A randomized trial of vertebroplasty for painful osteoporotic vertebral fractures. 4 Aug 2009
• Evaluation of manual acupuncture at classical and nondefined points for treatment of functional dyspepsia: a randomized-controlled trial. 30 Jul 2009
• Response to Shen J, Kobak K, Zhao Y, et al. Use of remote centralized raters via live 2-way video ina multicenter clinical trial for schizophrenia. (J Clin Psychopharmacol. 2008;28:691-693). 30 Jul 2009

See a longer list of these articles.

Technical information about 'Placebo Effect'

Definition: An effect usually, but not necessarily, beneficial that is attributable to an expectation that the regimen will have an effect, i.e., the effect is due to the power of suggestion.

Descriptor UI: D015990

Alternative terms: Placebo Effect; Effect, Placebo; Effects, Placebo; Placebo Effects;

Tree Number: N05.715.350.350.625; N06.850.490.734.875;

History Note: 90

Technical Notes: "placebo" is not restricted to drugs; IM GEN only; coord NIM with disease (IM); no qualif; DF: PLACEBO EFF