http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. Researchers have discovered that participation in physical activity of at least moderate intensity is more critical to childhood cardiometabolic health than overall sedentary time. However, when evaluating the risk of cardiovascular disease, screen time appears to be worse than overall sedentary time. http://medicalxpress.com/news/2013-04-kids-cheo.html Health Tue, 23 Apr 2013 11:31:33 EST news285935483 An international team, including an expert from the University of Exeter, has found evidence that adolescents who spend long periods engaged in certain sedentary activities are more likely to have low bone mineral content in parts of the body where it can be an indicator of the risk of developing osteoporosis. http://medicalxpress.com/news/2012-11-teenagers-urged-ward-bone-disease.html Health Fri, 16 Nov 2012 11:35:35 EST news272288124 (HealthDay) -- Teens who engaged in more moderate-to-vigorous outdoor activity reported better health and social functioning than their peers who spent hours in front of television and computer screens, a new study in Australia has found. http://medicalxpress.com/news/2012-06-outdoor-teens-happier.html Pediatrics Fri, 22 Jun 2012 10:10:01 EST news259577462 Significant numbers of teens regularly carry rucksacks for school which top 10 to 15 per cent of their body weight and risk back pain and other related disorders, finds research published online in the Archives of Disease in Childhood. http://medicalxpress.com/news/2012-03-heavy-rucksacks-problems-school-kids.html Health Thu, 15 Mar 2012 05:13:08 EST news251007156 Physical activity will definitely lower children's chances of developing cardiovascular disease down the road, but physical inactivity will not necessarily increase it. Findings from a recent Queen's University study shows different kinds of sedentary behaviour may have different consequences for young people's health. http://medicalxpress.com/news/2011-11-tv-viewing-poses-greater-cardiovascular.html Health Wed, 16 Nov 2011 15:53:24 EST news240681186 Teenaged boys from well-off Chinese families who say they are physically active and eat plenty of vegetables but few sweets are more likely to be overweight, according to a study led by researchers at the Keck School of Medicine of the University of Southern California (USC). http://medicalxpress.com/news/2011-07-healthy-habits-linked-childhood-obesity.html Health Mon, 11 Jul 2011 13:28:38 EST news229609703