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. Results of a randomized, controlled clinical trial presented today at the annual meeting of the Radiological Society of North America (RSNA) reveal that one in five patients with narrowing or blockage in arteries that supply blood to the legs and other parts of the body also have significant but silent coronary artery disease. http://www.physorg.com/news178868147.html Medicine & Health Tue, 01 Dec 2009 07:40:02 EST news178868147 Introduced in the 1960s, oral contraceptives have been used by about 80 percent of women in the United States at some point in their lives. For women without pre-existing risks for heart disease, the early formulations were generally safe, and the newer ones appear to be even safer, but all the risks and benefits are yet to be established, especially as women's lifestyles change and new forms of contraceptives become available, according to specialists in women's heart disease at Cedars-Sinai Medical Center. http://www.physorg.com/news151151902.html Medicine & Health Wed, 14 Jan 2009 10:38:22 EST news151151902 Antiretroviral drugs for HIV do not increase the risk for coronary atherosclerosis, a central risk factor for heart disease, according to a study led by the University of Pittsburgh Graduate School of Public Health to be published in the Aug. 8 issue of the journal AIDS and available online today. The results further suggest that antiretroviral therapy may offer men with HIV some protection against atherosclerosis - hardening of the arteries, caused in part by high levels of cholesterol, smoking and other lifestyle factors. http://www.physorg.com/news137078007.html Medicine & Health Mon, 04 Aug 2008 14:13:27 EST news137078007