Critique of claims of improved visual acuity after hypnotic suggestion
Given the increasing interest in behavioral and alternative approaches, we have reviewed the pertinent studies to evaluate their validity. We delineate various shortcomings in these reports, including potential methodological caveats, problems with experimental controls, and controversial data interpretation. Overall, the data do not seem to support hypnosis as a viable option for significant long-term improvement of myopia. However, hypnosis can increase one's subjective feeling of enhanced visual acuity by affecting higher cognitive functions, such as attention, memorization, and perceptual learning, which could influence performance on visual tasks.
Magnetic Resonance Imaging Unit in the Department of Psychiatry, Columbia University College of Physicians & Surgeons and New York State Psychiatric Institute, New York, New York 10032, USA. ar2241@columbia.edu
http://www.hypnosisresearchinstitute.org/trackback.cfm?B9A9EC49-C09F-2A3B-F6D3D09EE201EC34






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