Norwegian cross-country skier Therese Johaug says she is 'devasted' after her country's skiing federation confirmed the 28-year-old had returned a positive test for a banned substance found in sunburn cream on Thursday.
The International Olympic Committee (IOC) wants to give more power to the World Anti-Doping Agency (WADA) in the fight against drug-cheating by athletes, it said on Saturday.
Two players from each team will be tested as per WADA procedures during the October 7-November 5 tournament.
Soccer's governing body FIFA finally agreed to the world anti-doping code on Friday.
The World Anti-Doping Agency (WADA) said on Wednesday that another batch of athlete data has been leaked by the same Russian cyber espionage group that published confidential data earlier this week.
On Wednesday, the Indian Weightlifting Federation (IWF) wrote to the sports ministry to comply with the High Court order.
The stars tested negative after their urine samples were re-tested for the newly-discovered steroid THG.
The case is closed after WADA said it would take the matter to the Court of Arbitration for Sport.
Costas Kenteris and Katerina Thanou were among a group of Greek athletes to be tested by doctors from WADA.
Olympic sprint champion Usain Bolt said the finding of 31 positive doping samples from the 2008 Beijing Olympics marked a rough point for athletics, but backed the World Anti-Doping Agency in its effort to crackdown on drug use in the sport. Thirty-one athletes from six sports could be banned from this year's Rio Olympics after failing dope tests when 454 samples were reexamined from the 2008 Games, the International Olympic Committee said on Tuesday. "It's rough in the sport," the six-times Olympic Champion told British media. "Something that's been tarnishing the sport for years." The IOC said it would begin re-testing athletes likely to take part in the Rio Games to prevent any drug cheats from competing.
The World Anti-Doping Agency (WADA) has approved a $1.47 million increase in its expenditure budget for next year.
Beijing's National Anti-Doping laboratory was suspended for a maximum of four months by the World Anti-Doping Agency (WADA) on Thursday after failing to comply with international standards.
'We really hope that Sharapova will still be allowed to take part in the Olympic Games.'
"The thought of somebody's livelihood, career or legacy to be ripped to shreds for an accident is a terrible thought," said the American.
Russian athletes are cleared to compete at next year's summer Olympics will do so without their country's flag and anthem.
The US needs to make a more serious commitment to the fight against performance enhancing drugs.
Russian President Vladimir Putin believes that WADA has violated the Olympic Charter in banning Russia and hence they have a ground to appeal.
The method for detecting the new designer steroid is being sent to IOC-accredited laboratories throughout the world.\n\n
Delhi's dope testing laboratory will operate under the supervision of its Tokyo lab.
Tests conducted at the Spanish athletics championships in July returned three "adverse analytical findings", the head of the country's anti-doping agency (AEPSAD) told the lower house of parliament on Thursday.
India goalkeeper Subrata Paul has three weeks to present his case before an anti-doping panel after his 'A' sample tested positive for a banned substance, the chief of the National Anti-Doping Agency (NADA) said on Wednesday.
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Afghanistan wicketkeeper Mohammad Shahzad has been provisionally suspended after testing positive for a banned substance, the International Cricket Council (ICC) has said.
IAAF chief Sebastian Coe has reportedly made the comment because Kenya, which topped the medals table at the 2015 world championships in Beijing, has had more than 40 athletes banned for doping in the past three years
Lamine Diack, the former president of the International Association of Athletics Federations (IAAF), was responsible for organizing and enabling the conspiracy and corruption that took place in athletics' governing body, an independent commission of the World Anti-Doping Agency (WADA) said on Thursday.
WADA president Richard W Pound had come down heavily on\n\nthe countries which had not honoured their commitments to pay\n\ntheir contributions in time.
The World Anti-Doping Agency (WADA) said on Tuesday it had retrieved more than 2,000 samples from a tainted Moscow laboratory that will be used to strengthen cases against athletes who may have cheated.
Leading sports powerbrokers gathered at the International Olympic Committee's headquarters on Tuesday morning to discuss further crackdowns on drug cheats before the Rio Games.
World soccer's governing body called for a life ban for some doping offences.
Russian tennis player Maria Sharapova has been provisionally named in her country's squad for the forthcoming Rio Olympics.