http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. Many people with implantable defibrillators can safely participate in vigorous sports according to new research in the American Heart Association journal Circulation. http://medicalxpress.com/news/2013-05-sports-heart-zapping-device.html Health Mon, 20 May 2013 18:00:01 EST news288291001 Programming an implantable cardioverter-defibrillator (ICD) with a long-detection interval compared with a standard-detection interval resulted in a reduction in anti-tachycardia pacing episodes, ICD shocks delivered, and inappropriate shocks, according to a study in the May 8 issue of JAMA. http://medicalxpress.com/news/2013-05-effect-intervals-implantable-cardioverter-defibrillators.html Cardiology Tue, 07 May 2013 16:00:02 EST news287159969 In the first Global Burden of Disease Study 2010 paper, published in The Lancet, the authors present new estimates of life expectancy for the last four decades in 187 different countries. While overall life expectancy is increasing globally, the gap in life expectancy between countries with the highest and lowest life expectancies has remained similar since 1970. http://medicalxpress.com/news/2012-12-world-population-gains-decade-life.html Health Thu, 13 Dec 2012 12:00:10 EST news274620040 Implantable defibrillators currently on the market apply between 600 and 900 volts to the heart, almost 10 times the voltage from an electric outlet, says Ajit H. Janardhan, MD, PhD, a cardiac electrophysiology fellow at the Washington University's School of Medicine. http://medicalxpress.com/news/2012-11-electrotherapy-greatly-energy-heart-rhythm.html Cardiology Tue, 13 Nov 2012 15:00:20 EST news272041204 What makes soldiers abuse prisoners? How could Nazi officials condemn thousands of Jews to gas chamber deaths? What's going on when underlings help cover up a financial swindle? For years, researchers have tried to identify the factors that drive people to commit cruel and brutal acts and perhaps no one has contributed more to this knowledge than psychological scientist Stanley Milgram. http://medicalxpress.com/news/2012-07-social-identification-obedience-unspeakable.html Psychology & Psychiatry Wed, 18 Jul 2012 15:17:02 EST news261843410 One of the brain's jobs is to help us figure out what's important enough to be remembered. Scientists at Yerkes National Primate Research Center, Emory University have achieved some insight into how fleeting experiences become memories in the brain. http://medicalxpress.com/news/2012-06-when-being-scared-twice-is.html Neuroscience Tue, 12 Jun 2012 17:02:28 EST news258739339