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. A study in the Dec. 1 issue of the journal Sleep is the first to show that high levels of prenatal smoking exposure strongly modify sleep patterns in preterm neonates, which places infants at a higher risk for developmental difficulties that could persist throughout early and middle childhood. http://www.physorg.com/news147355327.html Medicine & Health Mon, 01 Dec 2008 12:02:07 EST news147355327 An examination of newborn intensive care finds that newborns undergo numerous procedures that are associated with pain and stress, and that many of these procedures are performed without medication or therapy to relieve pain, according to a study in the July 2 issue of JAMA. http://www.physorg.com/news134149256.html Medicine & Health Tue, 01 Jul 2008 16:40:56 EST news134149256