Hypnotizability and blink rate: A test of the dopamine hypothesis

Pesach Lichtenberg, Ehud Even-Or, Rachel Bachner-Melman, Raz Levin, Aviv Brin, Uriel Heresco-Levy

Research output: Contribution to journalArticlepeer-review

14 Scopus citations

Abstract

Evidence suggests a role for central dopaminergic activity in determining an individual's level of hypnotizability. The authors measured the correlation between blink rate, which has been shown to correlate with central dopaminergic activity, and hypnotizability. Forty-eight healthy participants were evaluated for hypnotizability by the Harvard Group Scales of Hypnotic Susceptibility and the Stanford Hypnotic Susceptibility Scale: Form C. Blink rate was assessed under conditions of conversation, staring at a cross, listening to music, and resting. Contrary to their hypothesis, the authors found a negative correlation between hypnotizability and blink rate, accounted for primarily by the higher blink rates at rest in medium as compared to high hypnotizables. The results do not provide evidence for a role of dopamine in determining hypnotizability.

Original languageEnglish
Pages (from-to)243-254
Number of pages12
JournalInternational Journal of Clinical and Experimental Hypnosis
Volume56
Issue number3
DOIs
StatePublished - Jul 2008
Externally publishedYes

Bibliographical note

Funding Information:
Manuscript submitted April 18, 2006; final revision accepted March 9, 2007. 1The authors wish to thank the Maury and Florence Rosenblatt Fund for its support of this research study. 2Address correspondence to Pesach Lichtenberg, M.D., Department of Psychiatry, Herzog Hospital, P.O. Box 3900, Jerusalem, 91035, Israel. E-mail: [email protected]

Funding

Manuscript submitted April 18, 2006; final revision accepted March 9, 2007. 1The authors wish to thank the Maury and Florence Rosenblatt Fund for its support of this research study. 2Address correspondence to Pesach Lichtenberg, M.D., Department of Psychiatry, Herzog Hospital, P.O. Box 3900, Jerusalem, 91035, Israel. E-mail: [email protected]

FundersFunder number
Maury and Florence Rosenblatt Fund

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