http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. Most elite athletes consider doping substances "are effective" in improving performance, while recognising that they constitute cheating, can endanger health and entail the obvious risk of sanction. At the same time, the reasons why athletes start to take doping substances are to achieve athletic success, improve performance, for financial gain, to improve recovery and to prevent nutritional deficiencies, as well as "because other athletes also use them". http://medicalxpress.com/news/2013-05-elite-athletes-doping-substances-effective.html Health Tue, 21 May 2013 12:10:01 EST news288355671 As schools around the country look for ways to reduce violence and bullying, they may want to consider encouraging students to participate in team sports, according to a study to be presented Sunday, May 5, at the Pediatric Academic Societies (PAS) annual meeting in Washington, DC. http://medicalxpress.com/news/2013-05-camaraderie-sports-teams-deter-bullying.html Pediatrics Sun, 05 May 2013 06:00:04 EST news286951684 (HealthDay)—Many teenagers want a toned physique, and some use unhealthy tactics to get one, new research finds. http://medicalxpress.com/news/2012-11-muscle-building-teens-extremes.html Pediatrics Mon, 19 Nov 2012 10:10:01 EST news272540660 Time spent on social networking sites comes at the expense of other activities – including physical activity, new research by the University of Ulster has revealed.  http://medicalxpress.com/news/2012-09-facebook-fat.html Overweight and Obesity Tue, 11 Sep 2012 08:22:43 EST news266570535 April is Youth Sports Safety Month. Each year, more than 3.5 million children under the age of 15 are treated for sports injuries nationwide. Roughly half of these injuries are sustained in solo activities, while approximately one out of four participants in youth soccer, football or baseball has been injured at least once. http://medicalxpress.com/news/2012-04-sports-safety-geared.html Other Fri, 20 Apr 2012 07:20:03 EST news254124247 (AP) -- The country's largest generation is running, walking, swimming and using exercise machines in hopes of changing the face of aging. http://medicalxpress.com/news/2012-03-boomers-space-team-sports.html Health Wed, 14 Mar 2012 18:23:25 EST news250968190 Good news for soccer moms: Girls who join organized team sports at age 11 are more likely to stay physically active as they get older, according to a new study in the Journal of Adolescent Health. http://medicalxpress.com/news/2012-03-team-sports-young-girls-physically.html Health Wed, 07 Mar 2012 08:50:04 EST news250330374 A cohesive team environment, assessing one's own performance rather than comparing with others, and involvement in enjoyably challenging practices are the main conditions needed for children to have a positive developmental experience playing team sports. http://medicalxpress.com/news/2011-07-kids-game.html Health Wed, 20 Jul 2011 12:24:54 EST news230383484