Marion Jones won five medals at the 2000 Summer Olympics in Australia. In October 2007 she admitted to have taken performance-enhancing drugs for the biggest part of her carreer. Consequently, she was striped off all medals and prizes dating back September 2000. Marion Jones was one of the most famous athletes to be linked to the BALCO case on the development and distribution of the designer steroid THG.
100% me is UK Anti-Doping's education programme which aims to prevent doping in sport. 100% me is about being a true athlete. It's about being able to say my performance is 100% me. There is no secret to my success - just hard work, determination and talent.
UK Anti-Doping is responsible for protecting sport from the threat of doping in the UK. This involves planning, implementing and monitoring the UK’s anti-doping policy and implementing effective anti-doping programmes.