http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. Research led by Ya-Ping Tang, MD, PhD, Associate Professor of Cell Biology and Anatomy at LSU Health Sciences Center New Orleans, has found that the action of a specific gene occurring during exposure to adolescent trauma is critical for the development of adult-onset Post-Traumatic Stress Disorder (PTSD.) The findings are published in PNAS Online Early Edition the week of April 1-5, 2013. http://medicalxpress.com/news/2013-04-co-factors-critical-ptsd.html Psychology & Psychiatry Wed, 03 Apr 2013 09:49:30 EST news284201361 Genetics plays a major role in peer rejection and victimization in early elementary school, according to a study recently published on the website of the journal Child Development by a team directed by Dr. Michel Boivin, a research professor at Université Laval's School of Psychology. http://medicalxpress.com/news/2013-01-genetics-major-role-victimization-elementary.html Psychology & Psychiatry Wed, 16 Jan 2013 09:50:19 EST news277552213 Among couples in which one partner was diagnosed as having posttraumatic stress disorder (PTSD), participation in disorder-specific couple therapy resulted in decreased PTSD symptom severity and increased patient relationship satisfaction, compared with couples who were placed on a wait list for the therapy, according to a study in the August 15 issue of JAMA, a theme issue on violence and human rights. http://medicalxpress.com/news/2012-08-couple-therapy-decrease-ptsd-symptoms.html Psychology & Psychiatry Tue, 14 Aug 2012 16:00:01 EST news264160226 (Medical Xpress) -- A major study from the University of Sydney has shed light on the secret world of excessive porn viewing and the devastating effect it has on users and their families. http://medicalxpress.com/news/2012-05-exposes-secret-world-porn-addiction.html Addiction Thu, 10 May 2012 06:19:48 EST news255849577 Eating disorders can be triggered by lack of support following traumatic events such as bereavement, relationship problems, abuse and sexual assault, according to research published in the May issue of the Journal of Clinical Nursing. Even changing school or moving home can prove too much for some young people and lead to conditions such as anorexia or bulimia. http://medicalxpress.com/news/2012-04-family-life-reveals-key-events.html Health Tue, 24 Apr 2012 10:36:26 EST news254482580 The vast majority of men who have a prostate cancer operation can retain their ability to orgasm if the surgery is carried out without removing the nerves that surround the prostate gland like a hammock, according to a study in the February issue of the urology journal BJUI. http://medicalxpress.com/news/2012-02-nerve-prostate-cancer-patients-orgasms.html Surgery Mon, 13 Feb 2012 10:37:39 EST news248351849