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. New research documents the decline in physical activity among children, with less than a third meeting recommended physical activity guidelines by the time they are 15 years old, according to a study in the July 16 issue of JAMA. http://www.physorg.com/news135360833.html Medicine & Health Tue, 15 Jul 2008 17:13:53 EST news135360833 A ground-breaking study by researchers at the School of Medicine at LSU Health Sciences Center New Orleans published in the August 2008 issue of Resuscitation has major implications for the #1 cause of death of Americans -- sudden cardiac arrest. http://www.physorg.com/news135351699.html Medicine & Health Tue, 15 Jul 2008 14:41:39 EST news135351699