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The NFL submitted a new proposal on testing for human growth hormone to the players union on April 24, according to an NFL.com report.

An independent panel will examine allegations that cycling's governing body was complicit in Lance Armstrong's doping.

Barcelona star Xavi Hernandez has told FIFA.com that he welcomes improved doping controls but does not believe it is an issue in football.

Former WADA president Dick Pound has written a report for the World Anti-Doping Agency assessing the current state of drug-testing. It doesn't paint a pretty picture.

The World Anti-Doping Agency's top officials spent the weekend honing a new global code that includes doubling suspensions for some drug cheats.

Vijay Singh filed a lawsuit against the PGA Tour on Wednesday, claiming the Tour subjected him to "public humiliation and ridicule for months" after he admitted to using deer-antler spray, which was at the time on the Tour's list of banned substances.

The year-and-a-half fight for Rick Lentini ended Tuesday when he found out that the World Anti-Doping Agency had dropped deer-antler velvet from its prohibited substances list. Lentini, CEO of a company called Nutronics Labs, which says it produc...

Vijay Singh withdrew from the Wells Fargo Championship because of a sore back Wednesday, one day after the PGA Tour said it would not punish the Fijian for his admission that he used deer antler spray.

The World Anti-Doping Agency is considering whether to appeal the verdict of a Spanish court which ordered the destruction of evidence in the Operation Puerto doping case.

Vijay Singh, who earlier this year admitted to taking a banned substance, will not face any sanctions after the World Anti-Doping Agency (WADA) determined that the use of deer antler spray is no long considered prohibitive.

Russian track cyclist Valery Kaykov has been suspended after testing positive for a black-market drug that the World Anti-Doping Agency issued a health warning about last month.

The World Anti-Doping Agency defended its test for human growth hormone on Wednesday and accused the NFL players union of being "extremist" for questioning its validity.

Olympic leaders will meet on May 21 to discuss the World Anti-Doping Agency's role in fighting performance-enhancing drugs and ways to combat illegal betting and match-fixing.

Spain's government on Friday approved tougher anti-doping laws to align with World Anti-Doping Agency standards and bolster Madrid's bid for the 2020 Olympics.

World Anti-Doping Agency (WADA) president John Fahey has said football is not doing enough to test for the use of banned substances.

IOC President Jacques Rogge has backed Pat McQuaid to lead the International Cycling Union in its ongoing dispute with the World Anti-Doping Agency.