Later On

A blog written for those whose interests more or less match mine.

Personality predicts placebo effects

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Interesting article by Dan Cossins in The Scientist:

Individuals who are altruistic, resilient, and straightforward show greater activity in brain regions associated with reward and are more likely to enjoy pain relief when a placebo is administered during a painful experience, according to a study reported this week (November 15) in Neuropsychopharmacology. The findings suggest that simple personality tests could be used to improve the accuracy of clinical trials by identifying people likely to skew results with high placebo responses.

“This is interesting because it’s one of the first studies to look at how personality traits are associated with placebo analgesia not only in terms of subjective reports of pain relief, but also with quite solid objective measures in key parts of the brain,” said Tor Wager, a neuroscientist at the University of Boulder, Colorado, who was not involved in the study.

Placebos are known to have strong analgesic effects. . .

Continue reading.

Written by LeisureGuy

19 November 2012 at 12:53 pm

Posted in Medical, Science

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