Paralympic Games stripped after his positive drug test. At the 2010 Winter Paralympics in Vancouver, Swedish curler Glenn Ikonen tested positive for a banned substance and was suspended for six months by the IPC. He was removed from the rest of the curling competition but his team was allowed to continue. The 54-year-old curler said his doctor had prescribed a medication on the banned substances list. Another concern now facing Paralympic officials is the technique of "boosting". Athletes can artificially increase their blood pressure, often by self-harming, which has been shown to improve performance by up to 15%. This is most effective
Technological changes at the Paralympic Games 1996 and 2000 Paralympic Games were considerably different in their construction. With wheelchairs used in the 1996 Paralympic Games having a greater resemblance to the wheelchairs used in wheelchair basketball. Wheelchairs designs also allow for specialisations between defensive and offensive positions; these consist mainly of added components. Offensive chairs often have shrouds to make it harder for opponents to impede them and the design of defensive chairs allow for bumpers which are intended to impede the opposition. Shooting is a test of both accuracy and control. Paralympic shooting events involve athletes with physical impairments who compete in rifle and pistol