http://www.physorg.com/ en-us Physorg.com internet news portal provides the latest news on science including: Physics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine. Physicians should "throttle back" from routinely ordering stress tests and prescribing beta blockers to patients before non-cardiac surgeries, according to a report by the University of Michigan released online this week. http://www.physorg.com/news179002118.html Medicine & Health Wed, 02 Dec 2009 19:20:11 EST news179002118 Healthy, older adults free of heart disease need not fear that bouts of rapid, irregular heartbeats brought on by vigorous exercise might increase short- or long-term risk of dying or having a heart attack, according to a report by heart experts at Johns Hopkins and the U.S. National Institute on Aging (NIA). http://www.physorg.com/news177663836.html Medicine & Health Tue, 17 Nov 2009 08:20:01 EST news177663836 Results of a long QT syndrome (LQTS) study published in the current issue of Circulation play an important role in understanding genetic testing's role in diagnosing disease, according to the senior author, Michael Ackerman, M.D., Ph.D. A pediatric cardiologist at Mayo Clinic, Dr. Ackerman directs Mayo's Long QT Syndrome Clinic and is the director of the Mayo Clinic Windland Smith Rice Sudden Death Genomics Laboratory. http://www.physorg.com/news176649132.html Medicine & Health Thu, 05 Nov 2009 13:30:02 EST news176649132 As many as 50 million Americans are living sedentary lives, putting them at increased risk of health problems and even early death, a leading expert in exercise science told the American Psychological Association today. http://www.physorg.com/news169051810.html Medicine & Health Sun, 09 Aug 2009 16:10:02 EST news169051810 The use of cardiac CT for low-risk chest pain patients in the emergency department, instead of the traditional standard of care (SOC) workup, may reduce a patient`s length of stay and hospital charges, according to a study performed at the University of Washington School of Medicine, Seattle, WA. The SOC workup, which is timely and expensive, consists of a series of cardiac enzyme tests, ECGs and nuclear stress testing. http://www.physorg.com/news166357274.html Medicine & Health Thu, 09 Jul 2009 11:22:10 EST news166357274 Routine screening for coronary artery disease in type 2 diabetes patients with no symptoms of angina or a history of coronary disease is unnecessary and may lead initially to more invasive and costly heart procedures, according to researchers at Yale School of Medicine. They report their findings in the April 15 Journal of the American Medical Association. http://www.physorg.com/news158927121.html Medicine & Health Tue, 14 Apr 2009 11:27:40 EST news158927121 Physicians can dramatically reduce the radiation dose delivered to patients undergoing coronary CT angiography in a "triple rule-out" protocol by simply using tube current modulation, according to a study performed at Thomas Jefferson University Hospital in Philadelphia, PA. http://www.physorg.com/news157985497.html Medicine & Health Fri, 03 Apr 2009 13:52:13 EST news157985497 Non-invasive coronary CT angiography (CTA) is more cost-effective than current tests for diagnosing women with low risk of a heart attack who come to the emergency room with acute chest pain, according to a recent study conducted by researchers at Harvard University in Cambridge, MA. http://www.physorg.com/news137424481.html Medicine & Health Fri, 08 Aug 2008 14:28:01 EST news137424481 A less invasive test commonly used to diagnose coronary disease also may be used to detect one of the leading causes of heart failure, say researchers at the Medical College of Georgia. http://www.physorg.com/news135252302.html Medicine & Health Mon, 14 Jul 2008 11:05:02 EST news135252302