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. Even for those without a heart condition, it's a peculiar feeling when your heart "races" in response to stress. That pacing change happens in part because of how the enzyme calcium/calmodulin-dependent protein kinase II (CaM kinase II) is called into action by the body's 'fight or flight' stress response, University of Iowa researchers have found. http://www.physorg.com/news155841231.html Medicine & Health Mon, 09 Mar 2009 18:15:38 EST news155841231 (PhysOrg.com) -- Statins, used widely to treat elevated cholesterol, have been shown to prevent progression of coronary narrowing and to have other beneficial effects on the heart, such as reducing inflammation, that are independent of cholesterol. http://www.physorg.com/news154630899.html Medicine & Health Mon, 23 Feb 2009 17:02:11 EST news154630899 Doctors may be implanting too many artery-opening stents and could improve patient outcomes - and ultimately save lives - if they did more in-depth measurements of blood flow in the vessels to the heart. That's the finding of a study, to be published Jan. 15 in the New England Journal of Medicine, that evaluated the benefits of a new diagnostic tool to measure blood flow and determine whether stenting was the best option. http://www.physorg.com/news151176330.html Medicine & Health Wed, 14 Jan 2009 17:25:30 EST news151176330