http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. (Medical Xpress)—Itching is so contagious that simply seeing an image of an itch stimulus – such as ants or an insect bite – can trigger a physical response, new research suggests. http://medicalxpress.com/news/2012-11-visual-trigger-reveals.html Medical research Sun, 25 Nov 2012 17:14:44 EST news273086058 Barclay Morrison, an associate professor of biomedical engineering, compares the brain's physical response to traumatic brain injury to, of all things, a gelatin dessert. http://medicalxpress.com/news/2012-10-biomechanics-traumatic-brain-injury-treatments.html Medical research Fri, 19 Oct 2012 07:11:26 EST news269849476 (Medical Xpress) -- Our 'gut feelings' influence our decisions, overriding 'rational' thought, when we are faced with financial offers that we deem to be unfair, according to a new study. Even when we are set to benefit, our physical response can make us more likely to reject a financial proposition we consider to be unjust. http://medicalxpress.com/news/2012-05-heart-financial-decisions.html Neuroscience Mon, 21 May 2012 19:00:01 EST news256816227 (Medical Xpress) -- If you throw a rubber balloon filled with water against a wall, it will spread out and deform on impact, while the same balloon filled with honey, which is more viscous, will deform much less. If the balloon's elastic rubber was stiffer, an even smaller change in shape would be observed. http://medicalxpress.com/news/2012-05-cells-disease.html Medical research Tue, 01 May 2012 04:16:04 EST news255064545 Contrary to what many psychological scientists think, people do not all have the same set of biologically "basic" emotions, and those emotions are not automatically expressed on the faces of those around us, according to the author of a new article published in Current Directions in Psychological Science, a journal published by the Association for Psychological Science. This means a recent move to train security workers to recognize "basic" emotions from expressions might be misguided. http://medicalxpress.com/news/2011-12-darwin-wrong-emotions.html Psychology & Psychiatry Tue, 13 Dec 2011 15:32:49 EST news243012684 The September 11 terror strikes left American psychiatrists a lasting legacy of unexpected size: thousands of people living and struggling with post-traumatic stress disorder, 10 years on. http://medicalxpress.com/news/2011-08-legacy-psychiatric-trauma-stress.html Psychology & Psychiatry Mon, 29 Aug 2011 03:41:31 EST news233808081