hypnosis | definition

state of extreme self-focus and attention in which minimal attention is given to external stimuli


Source:

Spielman, R. M., Jenkins, W. J., & Lovett, M. D. (2020). Psychology 2e. Houston, Texas: OpenStax. Access for free at https://openstax.org/details/books/psychology-2e

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Research Article: Sensitivity and Specificity of Hypnosis Effects on Gastric Myoelectrical Activity

Date Published: December 16, 2013 Publisher: Public Library of Science Author(s): Paul Enck, Jochen Hefner, Beate M. Herbert, Nazar Mazurak, Katja Weimer, Eric R. Muth, Stephan Zipfel, Ute Martens, Marcus Gray. http://doi.org/10.1371/journal.pone.0083486 Abstract: The effects of hypnosis on physiological (gastrointestinal) functions are incompletely understood, and it is unknown whether they are hypnosis-specific and gut-specific, or … Continue reading

Research Article: Hypnotizability and Placebo Analgesia in Waking and Hypnosis as Modulators of Auditory Startle Responses in Healthy Women: An ERP Study

Date Published: August 3, 2016 Publisher: Public Library of Science Author(s): Vilfredo De Pascalis, Paolo Scacchia, Alexandra Key. http://doi.org/10.1371/journal.pone.0159135 Abstract: We evaluated the influence of hypnotizability, pain expectation, placebo analgesia in waking and hypnosis on tonic pain relief. We also investigated how placebo analgesia affects somatic responses (eye blink) and N100 and P200 waves of … Continue reading

Research Article: Oxytocin Enhances Social Persuasion during Hypnosis

Date Published: April 5, 2013 Publisher: Public Library of Science Author(s): Richard A. Bryant, Lynette Hung, Tiziana Zalla. http://doi.org/10.1371/journal.pone.0060711 Abstract: It has long been argued that hypnosis cannot promote behaviors that people will not otherwise engage in. Oxytocin can enhance trust in others, and may promote the extent to which a hypnotized person complies with the … Continue reading

Research Article: Pain Modulation in Waking and Hypnosis in Women: Event-Related Potentials and Sources of Cortical Activity

Date Published: June 1, 2015 Publisher: Public Library of Science Author(s): Vilfredo De Pascalis, Vincenzo Varriale, Immacolata Cacace, André Mouraux. http://doi.org/10.1371/journal.pone.0128474 Abstract: Using a strict subject selection procedure, we tested in High and Low Hypnotizable subjects (HHs and LHs) whether treatments of hypoalgesia and hyperalgesia, as compared to a relaxation-control, differentially affected subjective pain ratings … Continue reading

Research Article: Hypnotizability, Hypnosis and Prepulse Inhibition of the Startle Reflex in Healthy Women: An ERP Analysis

Date Published: November 22, 2013 Publisher: Public Library of Science Author(s): Vilfredo De Pascalis, Emanuela Russo, Ryouhei Ishii. http://doi.org/10.1371/journal.pone.0079605 Abstract: A working model of the neurophysiology of hypnosis suggests that highly hypnotizable individuals (HHs) have more effective frontal attentional systems implementing control, monitoring performance, and inhibiting unwanted stimuli from conscious awareness, than low hypnotizable individuals … Continue reading

Research Article: Effect of hypnotic suggestion on knee extensor neuromuscular properties in resting and fatigued states

Date Published: April 23, 2018 Publisher: Public Library of Science Author(s): Naiandra Dittrich, Daniel Agostino, Roberta Antonini Philippe, Luiz Guilherme A. Guglielmo, Nicolas Place, William D Phillips. http://doi.org/10.1371/journal.pone.0195437 Abstract: The aim of this study was to investigate whether hypnotic suggestions can alter knee extensor neuromuscular function at rest and during exercise. Thirteen healthy volunteers (8 … Continue reading

Research Article: The Impact of Hypnotic Suggestions on Reaction Times in Continuous Performance Test in Adults with ADHD and Healthy Controls

Date Published: May 11, 2015 Publisher: Public Library of Science Author(s): Maarit Virta, Seppo Hiltunen, Markus Mattsson, Sakari Kallio, Daisuke Nishi. http://doi.org/10.1371/journal.pone.0126497 Abstract: Attention is one of the key factors in both hypnotic processes and patients with ADHD. In addition, the brain areas associated with hypnosis and ADHD overlap in many respects. However, the use … Continue reading

Research Article: The Existence of a Hypnotic State Revealed by Eye Movements

Date Published: October 24, 2011 Publisher: Public Library of Science Author(s): Sakari Kallio, Jukka Hyönä, Antti Revonsuo, Pilleriin Sikka, Lauri Nummenmaa, Jan Lauwereyns. http://doi.org/10.1371/journal.pone.0026374 Abstract: Hypnosis has had a long and controversial history in psychology, psychiatry and neurology, but the basic nature of hypnotic phenomena still remains unclear. Different theoretical approaches disagree as to whether or … Continue reading

Research Article: A Preconscious Neural Mechanism of Hypnotically Altered Colors: A Double Case Study

Date Published: August 5, 2013 Publisher: Public Library of Science Author(s): Mika Koivisto, Svetlana Kirjanen, Antti Revonsuo, Sakari Kallio, Adrian G. Dyer. http://doi.org/10.1371/journal.pone.0070900 Abstract: Hypnotic suggestions may change the perceived color of objects. Given that chromatic stimulus information is processed rapidly and automatically by the visual system, how can hypnotic suggestions affect perceived colors in … Continue reading

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