http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. Prior research has shown that sensitivity to the stimulating effects of alcohol and other drugs is a risk marker for heavy or problematic use of those substances. Prior research has also shown that the personality trait of negative emotionality can have an effect on substance use. A new study examining how the response to an amphetamine interacts with negative emotionality to influence alcohol and drug use has found that a high level of negative emotionality may lead to problem drinking when it occurs together with sensitivity to a drug-based reward. http://medicalxpress.com/news/2012-12-negative-emotionality-people-prone-alcohol.html Addiction Fri, 14 Dec 2012 16:00:14 EST news274696118 (Medical Xpress)—Communication can be challenging for any married couple, but a personality trait called alexithymia that keeps people from sharing or even understanding their own emotions can further impede marital bliss. University of Missouri interpersonal communication researchers found when one spouse suffers from alexithymia, the partners can experience loneliness and a lack of intimate communication that lead to poor marital quality. http://medicalxpress.com/news/2012-11-emotional-disconnection-disorder-threatens-marriages.html Psychology & Psychiatry Mon, 12 Nov 2012 15:34:23 EST news271956841 Not everyone is able to be hypnotized, and new research from the Stanford University School of Medicine shows how the brains of such people differ from those who can easily be. http://medicalxpress.com/news/2012-10-sleepy-hypnosis-doesnt.html Neuroscience Wed, 03 Oct 2012 16:49:41 EST news268501769 The personality trait narcissism may have an especially negative effect on the health of men, according to a recent study published in PLoS ONE. http://medicalxpress.com/news/2012-01-expensive-egos-narcissism-higher-health.html Psychology & Psychiatry Mon, 23 Jan 2012 17:00:01 EST news246555420 Humble people are more likely to offer time to someone in need than arrogant people are, according to findings by Baylor University researchers published online in the Journal of Positive Psychology. http://medicalxpress.com/news/2012-01-humble-people.html Psychology & Psychiatry Mon, 02 Jan 2012 11:30:01 EST news244725458 Drinking enough alcohol to become intoxicated increases aggression significantly in people who have one particular personality trait, according to new research. http://medicalxpress.com/news/2011-12-trait-huge-impact-alcohol-aggressive.html Psychology & Psychiatry Mon, 19 Dec 2011 12:02:36 EST news243518549 Being impulsive can lead us to say things we regret, buy things we really don't need, engage in behaviors that are risky and even develop troublesome addictions. But are different kinds of hastiness and rashness embedded in our DNA? http://medicalxpress.com/news/2011-11-ids-genetic-links-impulsivity-alcohol.html Genetics Wed, 16 Nov 2011 14:04:32 EST news240674664 Prejudiced attitudes are based on generalised suppositions about certain social groups and could well be a personality trait. Researchers at the University of the Basque Country (UPV-EHU) have confirmed the link between two types of discriminatory behaviour: sexism and racism. They also advise of the need for education in encouraging equality. http://medicalxpress.com/news/2011-11-sexism-racism-similar-mental.html Psychology & Psychiatry Tue, 08 Nov 2011 10:13:14 EST news239969586 (Medical Xpress) -- People who look at the past through rose-tinted glasses are happier than those who focus on regrets about the past, according to new research conducted by Assistant Professor of Psychology Ryan Howell. http://medicalxpress.com/news/2011-06-happiness-good.html Psychology & Psychiatry Wed, 22 Jun 2011 14:19:33 EST news227971137 The results of a unique study from the University of Gothenburg, Sweden, show that personality has an impact on how likely people are to take their medication. This is the first major study of its kind to be published in the online journal PloS ONE. http://medicalxpress.com/news/2011-05-personality-affects-medication.html Psychology & Psychiatry Tue, 10 May 2011 09:11:48 EST news224237479 People who look at the past through rose-tinted glasses are happier than those who focus on negative past experiences and regrets, according to a new study published in the journal Personality and Individual Differences. The study helps explain why personality has such a strong influence on a person's happiness. The findings suggest that persons with certain personality traits are happier than others because of the way they think about their past, present and future. http://medicalxpress.com/news/2011-05-happiness-good.html Psychology & Psychiatry Mon, 02 May 2011 14:53:54 EST news223566821