http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. The most lethal and sudden cardiovascular event can be the toughest for doctors to diagnose. http://medicalxpress.com/news/2011-05-simple-bedside-screening-effectively-patients.html Cardiology Mon, 16 May 2011 03:25:13 EST news224734540 A new study of U.S. veterans ages 70 and older finds that the healthiest get the most benefit from current colon cancer screening methods. However, for many less healthy veterans the burdens of screening may outweigh the benefits. http://medicalxpress.com/news/2011-05-blood-colon-cancer-screening-beneficial.html Cancer Mon, 09 May 2011 17:00:01 EST news224177471