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Personality Trait May Influence Immune System Response.(Brief Article)
2001 JAN 31 - (NewsRx.com & NewsRx.net) -- Individuals may vary in how well they can protect themselves from illness, depending on personality traits as well as on physiological differences, suggest the results of a preliminary study.
Anna L. Marsland, PhD, RN, of the Behavioral Medicine Program at the Western Psychiatric Institute and Clinic at the University of Pittsburgh School of Medicine, in Pennsylvania, and colleagues tested how 84 study participants responded to a vaccine against hepatitis B virus. This vaccination prompts the immune system to mount a defense by introducing a tiny amount of the infectious agent into the body.
The study participants were also given a test to measure a personality trait called negative affect, or neuroticism. Individuals with high scores on tests of negative affect tend to be moody, nervous, and easily stressed.
Those study participants with higher scores on the neuroticism test also tended to have lower immune system responses to the hepatitis vaccine, Marsland and colleagues found. The study findings were published in the January 2001 issue of the journal Health Psychology.
Previous studies have found that individuals with high scores for neuroticism tended to report more disease symptoms.
"The present findings support a link between trait negative ...
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