Five-time grand slam champion Maria Sharapova made a shocking revelation that she tested positive for doping during the Australian Open. The Russian tennis player tested positive for Meldonium, a drug she had been taking since 2006, but was banned since last year. She admits she made a huge mistake and also feels she lets down the sport she loves so dearly since her young age. She says she took the drug for health purpose. She is the most high profile athlete to fail a doping test in recent times. Shen has been banned for 2 years from the sport. (Pic/ AFP)
in 2012, unarguably one of the biggest names in sports - Lance Armstrong - tested positive for using performance enhancing drugs throughout his career and was banned from the sport. The cyclist was also stripped off all his 7 Tour de France titles. A year later he admitted to allegations being true and has never testified. His controversy remains one of the biggest disappointments in sports history. (Pic/ AFP)
In the run-up to the 2003 Cricket World Cup, Warne was sent home after testing positive to a banned substance. He was banned for a year and missed the world cup, which Australia won without him.
In 1991, Maradona was banned for 15 months after failing a doping test for cocaine while playing for Napoli. He once again tested positive for ephedrine in the 1994 World Cup and was sent home.
In 1988, Johnson set a new world record in the 100m final at the 1988 Olympics. But three days later he was disqualified as the authorities found out that he was doing drugs.
Hingis shocked the world after it was revealed that she had tested positive for cocaine while at Wimbledon in 2007. Hingis quit tennis, denying any knowledge of the drug and pledging to fight her case.
In 2000, Jones won five gold meals at the Sydney Olympics. But her ex-husband CJ Hunter told a jury that he and Jones had been using drugs prior to the 2000 Olympics. She was stripped of her medals in 2008.
The Olympic gold medal-winning American sprinter was banned for 2 years in 2001, after he tested positive over drug abuse. The ban was later reduced to a year after appeal. He then tested positive again in 2006 and incurred a four-year ban with his world record being erased as well. In 2012, he clocked the fastest time for a man over age 30. (Pic/ AFP)
In 1993, the former number one ranking player was charged with shoplifting. A year later she was arrested on charge of possession of marijuana and also entered a drug counselling program. She also underwent treatment for drug overdose in 2010. (Pic/ AFP)