Michelle Smith in 1980. At aged 14, Smith won ten medals at the Irish National Swimming Championships. At 14, she became National Junior and Senior Champion and dominated Irish women's swimming until her retirement in 1998. Smith first appeared on the world scene as an 18-year-old at the Seoul Olympics and only narrowly missed the semi-finals (top 16). Smith's second major championship was at the 1991 World Championships in Perth, Australia, where she finished 13th in the 400 m individual medley. She competed at the 1991 European Championships and qualified for the 1992 Olympic Games. She competed in the 200 m medley
Doping in sport steroid as well as Dianabol, testosterone, Furazabol, and human growth hormone amongst other things. Johnson was stripped of his gold medal as well as his world-record performance. Carl Lewis was then promoted one place to take the Olympic gold title. Lewis had also run under the current world record time and was therefore recognized as the new record holder. In 2003, however, Wade Exum, the United States Olympic Committee (USOC) director of drug control administration from 1991 to 2000, gave copies of documents to "Sports Illustrated" which revealed that some 100 American athletes who failed drug tests and should have