http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. US teen births have dropped to a record low, but the country still has one of the highest rates among developed nations, the US Centers for Disease Control and Prevention said Thursday. http://medicalxpress.com/news/2013-05-teen-birth.html Health Thu, 23 May 2013 06:30:02 EST news288508321 (Medical Xpress)—Much research has demonstrated a link between individuals' emotional and physical health. For example, depression and stress have been tied to self-reports of increased pain, fatigue and disease, whereas positive emotions have been tied to decreases in those ailments. http://medicalxpress.com/news/2013-03-link-emotions-physical-health-universal.html Psychology & Psychiatry Wed, 27 Mar 2013 08:10:01 EST news283589097 (Medical Xpress)—Higher mortality rates among Americans younger than 50 are responsible for much of why life expectancy is lower in the United States than most of the world's most developed nations. http://medicalxpress.com/news/2013-03-links-mortality-age-life-lagging.html Health Tue, 12 Mar 2013 17:58:12 EST news282329792 As some Pacific island cultures have "westernized" over the last several decades, among the changes has been a dramatic increase in obesity. Researchers don't understand all the reasons why, but even a decade ago in American Samoa 59 percent of men and 71 percent of women were obese. A new Brown University study finds that the Samoan epidemic of obesity may start with rapid weight gain in early infancy. http://medicalxpress.com/news/2013-02-samoan-obesity-epidemic-birth.html Overweight and Obesity Tue, 05 Feb 2013 12:10:06 EST news279288600 (AP)—Most of the world's urgent problems boil down to water and sanitation, and global leaders must act to reduce child mortality and urban poverty, the UN's deputy chief said Friday. http://medicalxpress.com/news/2013-01-deputy-chief-urges-action-rights.html Health Fri, 25 Jan 2013 13:40:02 EST news278342043 (Medical Xpress)—People setting a goal to lose weight in 2013 may want to first ask themselves if diet or exercise is more important to success. http://medicalxpress.com/news/2013-01-beliefs-weight-torpedo-year-resolutions.html Health Wed, 02 Jan 2013 15:05:16 EST news276361491 (Medical Xpress)—A rare, potentially fatal species of parasite never before found in North America has been identified in a Florida horse. http://medicalxpress.com/news/2012-11-rare-human-parasite-horse.html Diseases, Conditions, Syndromes Fri, 16 Nov 2012 07:42:17 EST news272274106 India's rural development minister said Friday the country's public health system had "collapsed" in a blunt assessment of his government's failure to extend a social safety net for the poor. http://medicalxpress.com/news/2012-11-india-health-collapsed-minister.html Health Fri, 16 Nov 2012 03:00:34 EST news272257228 Survival after a general anaesthetic and within 48 hours of surgery has greatly improved worldwide over the past 50 years, according to the second Article in The Lancet surgery-themed issue. http://medicalxpress.com/news/2012-09-survival-anaesthetic-worldwide-years.html Surgery Thu, 20 Sep 2012 18:30:02 EST news267383176 (Medical Xpress) -- Levels of sleep problems in the developing world are approaching those seen in developed nations, linked to an increase in problems like depression and anxiety. http://medicalxpress.com/news/2012-08-global-sleeplessness-epidemic-affects-million.html Health Wed, 01 Aug 2012 09:31:10 EST news263032258 Sub-Saharan African countries that train and invest in their doctors end up losing billions of dollars as the clinicians leave to work in developed nations, finds research published on British Medical Journal today. http://medicalxpress.com/news/2011-11-doctor-migration-nations-sub-saharan-africa.html Health Thu, 24 Nov 2011 18:30:01 EST news241362979 Since HIV infection rates began to rise again around 2000, researchers have been grasping for answers on what could be causing this change, especially in the homosexual community. The rising numbers are a stark contrast to the 1990's, when infection rates dropped due to increased awareness of the virus. A new study in Israel reveals that the number of new HIV cases diagnosed each year in the last decade saw a startling increase of almost 500% compared to the previous decade, and similar trends have been reported in a number of other developed nations, including the U.S. http://medicalxpress.com/news/2011-08-hiv-infection.html HIV & AIDS Thu, 25 Aug 2011 04:04:03 EST news233463820 Severe deficiency of the vitamins and minerals required for life is relatively uncommon in developed nations, but modest deficiency is very common and often not taken seriously. A new research published online in the FASEB Journal, however, may change this thinking as it examines moderate selenium and vitamin K deficiency to show how damage accumulates over time as a result of vitamin and mineral loss, leading to age-related diseases. http://medicalxpress.com/news/2011-05-scientists-vitamins-minerals-age-related-diseases.html Health Tue, 31 May 2011 10:44:28 EST news226057454