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. Marijuana use appears to have decreased among most European and North American adolescents between 2002 and 2006, and those who went out with friends on fewer evenings of the week were less likely to report using the drug, according to a report in the February issue of Archives of Pediatrics & Adolescent Medicine. http://www.physorg.com/news152819328.html Medicine & Health Mon, 02 Feb 2009 17:49:00 EST news152819328 Individuals younger than 50 who have been previously vaccinated do not appear to have a substantially different immune response to a half-dose of influenza vaccine than to a full dose, according to a report in the December 8/22 issue of Archives of Internal Medicine, one of the JAMA/Archives journals. This suggests that half-dose vaccination in healthy young individuals may be effective in times of vaccine shortage. http://www.physorg.com/news147980207.html Medicine & Health Mon, 08 Dec 2008 17:36:47 EST news147980207 Children living in counties with higher levels of annual precipitation appear more likely to have higher prevalence rates of autism, according to a report in the November issue of Archives of Pediatrics & Adolescent Medicine. The results raise the possibility that an environmental trigger for autism may be associated with precipitation and may affect genetically vulnerable children. http://www.physorg.com/news144956488.html Medicine & Health Mon, 03 Nov 2008 17:41:28 EST news144956488 Individuals who take cholesterol-lowering statins before being hospitalized with pneumonia appear less likely to die within 90 days afterward, according to a report in the October 27 issue of Archives of Internal Medicine, one of the JAMA/Archives journals. http://www.physorg.com/news144351947.html Medicine & Health Mon, 27 Oct 2008 18:45:47 EST news144351947 Some patients who received beta-blockers before and around the time of undergoing non-cardiac surgery appear to have higher rates of heart attack and death within 30 days of their surgery, according to a report in the October issue of Archives of Surgery. http://www.physorg.com/news143742174.html Medicine & Health Mon, 20 Oct 2008 17:22:54 EST news143742174 As soon as children are old enough to interact socially, some become entrenched in chronic and increasing patterns of victimization by their peers, according to a report in the October issue of Archives of General Psychiatry, one of the JAMA/Archives journals. Children who are aggressive in infancy and are from families with harsh parenting styles and insufficient income appear more likely to be consistently victimized. http://www.physorg.com/news142527961.html Medicine & Health Mon, 06 Oct 2008 16:06:01 EST news142527961 In a computer-based model evaluating the benefits and costs of three types of HIV disease monitoring strategies, early initiation of antiretroviral therapy and monitoring using the CD4 count, a measure of immune system function, instead of based on symptoms appear to provide health benefits in low- and middle-income countries, according to a report in the September 22 issue of Archives of Internal Medicine. http://www.physorg.com/news141322965.html Medicine & Health Mon, 22 Sep 2008 17:22:45 EST news141322965 Brain scans taken at different times of year suggest that the actions of the serotonin transporter -involved in regulating the mood-altering neurotransmitter serotonin -vary by season, according to a report in the September issue of Archives of General Psychiatry. These fluctuations may potentially explain seasonal affective disorder and related mood changes. http://www.physorg.com/news139570561.html Medicine & Health Tue, 02 Sep 2008 10:36:01 EST news139570561 Carbon dioxide laser resurfacing appears to be an effective long-term treatment for facial wrinkles, according to a report in the July/August issue of Archives of Facial Plastic Surgery. http://www.physorg.com/news135876769.html Medicine & Health Mon, 21 Jul 2008 16:32:49 EST news135876769