http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. Lack of physical exercise is often implicated in many disease processes. However, sedentary behavior, or too much sitting, as distinct from too little exercise, potentially could be a new risk factor for disease. The August issue of the American Journal of Preventive Medicine features a collection of articles that addresses many aspects of the problem of sedentary behavior, including the relevant behavioral science that will be needed to evaluate whether initiatives to reduce sitting time can be effective and beneficial. http://medicalxpress.com/news/2011-07-bad-health.html Health Tue, 12 Jul 2011 00:20:01 EST news229615621 Children who are overweight or obese are more likely to be victimised by bullying when compared to children who are not overweight. http://medicalxpress.com/news/2011-07-link-obesity-chronic-illness-bullying.html Health Wed, 06 Jul 2011 03:15:17 EST news229140891 (Medical Xpress) -- Exposure to solvents by medical laboratory workers may be a health risk according to a new study from the University of Otago, Wellington just published in The Journal of Rheumatology. http://medicalxpress.com/news/2011-06-health-solvent-lab-technicians.html Health Tue, 28 Jun 2011 04:50:28 EST news228455403 Cheap, convenient and casual, baseball caps and flip-flops have a trendy charm. Those qualities make them must-wear accessories for teens, outdoor enthusiasts, gardeners or anyone trying to keep cool during the sweltering days of summer. http://medicalxpress.com/news/2011-06-popular-warm-weather-attire-delicate-skin.html Cancer Mon, 20 Jun 2011 10:13:16 EST news227783584 Continuous positive airway pressure (CPAP) effectively decreases the risk of cardiovascular death in elderly patients who suffer from obstructive sleep apnea (OSA), according to a study conducted by researchers in Spain. The study is the first large-scale study to assess the impact of OSA and the effectiveness of CPAP treatment in cardiovascular mortality in the elderly. http://medicalxpress.com/news/2011-05-cpap-decreases-cardiovascular-mortality-elderly.html Diseases, Conditions, Syndromes Sun, 15 May 2011 11:21:52 EST news224677297 Aboriginal-youth living off-reserve in Canada use tobacco, alcohol and drugs significantly more than non-Aboriginal youth and have higher health risks, according to an article in CMAJ (Canadian Medical Association Journal). http://medicalxpress.com/news/2011-05-aboriginal-youth-tobacco-illicit-drugs.html Health Mon, 09 May 2011 12:36:32 EST news224163333 A new study from Hasbro Children's Hospital has found that most obese adolescents are lacking in vitamin D. The researchers call for increased surveillance of vitamin D levels in this population and for further studies to determine if normalizing vitamin D levels will help to lower the health risks associated with obesity. The study is published in the May edition of the Journal of Adolescent Health and is now available online in advance of print. http://medicalxpress.com/news/2011-04-obese-adolescents-lacking-vitamin-d.html Health Wed, 27 Apr 2011 10:42:59 EST news223119769