The UFC 141 drug test results came back clean with all but one fighter tested, although Alistair Overeem still has two more tests to go.
Cris "Cyborg" Santos on Saturday issued a statement saying that her recent drug test failure was due to a dietary supplement.
Cris 'Cyborg' Santos' positive test for steroids following her last fight in Strikeforce will cost her at least the 145lb women's title and may kill
The California State Athletic Commission on Friday announced that Cris “Cyborg” Santos tested positive for her most recent fight.
The California State Athletic Commission on Tuesday informed MMAWeekly.com of the fighters that were drug tested for last Saturday’s Strikeforce: Melendez vs. Masvidal.
Alistair Overeem has taken the first step in gaining his licensure for his bout against Brock Lesnar on Dec. 30 at UFC 141 in Las
Brock Lesnar and Alistair Overeem fielded questions ranging from health to training to drug use during Monday's UFC 141 media conference call.
Matt Serra weighs in on the problems with performance enhancing drugs in MMA, a potential fight with Brian Ebersole and his own "weighty" issues.
Chael Sonnen takes on Anderson Silva, PED's, Jon Fitch, Team Blackhouse, Arnold Schwarzenegger, and many more subjects in his lastest Q&A.
Ben Askren discusses his recent comments about former UFC fighter Nate Marquardt, and extends an open challenge to him to come to Bellator and face
UFC President Dana White explains why Nate Marquardt won't be getting another shot in the UFC, because it's not his second chance. It's more like
The Vancouver Athletic Commission chose six athletes from the UFC 131 fight card to undergo anti-doping testing following their fights on the June 11 event.
MMAWeekly.com first reported on Tuesday that Chael Sonnen has been put back under suspension by California. Now, more details are emerging as to the nature
Chael Sonnen has kept quiet since the California State Athletic Commission suspended him for a positive drug test for his fight with Anderson Silva at
Josh Barnett had his day in front of the California State Athletic Commission on Thursday to try and regain licensure in the state, but ultimately
Anderson Silva's manager, Ed Soares, talks about his reaction to Chael Sonnen's drug test failure and how it effects the UFC middleweight title picture.
Four UFC 98 fighters were tested for performance enhancers and drugs of abuse, and all came back negative, according to the Nevada State Athletic Commission...
The Nevada State Athletic Commission did not test any fighters on the UFC 94 card as part of its out-of-competition drug-testing program...
Quinton Jackson and Forrest Griffin are the latest UFC fighters to be tested by the NSAC's new out-of-competition drug testing procedure ...
All of the fighters from UFC 84 that were drug tested have returned negative results, according to Keith Kizer, executive director of the Nevada State
Sean Sherk was recently drug tested as part of the Nevada State Athletic Commission's new out-of-competition testing program and, like his next opponent, B.J. Penn,
Dennis Hallman, who last competed in StrikeForce defeating Jeremiah Metcalf by submission, has tested positive for Drostanolone and Nandrolone Metabolite, according to Bill Douglas, a
Keith Kizer, the Executive Director of the Nevada State Athletic Commission, recently spoke with MMAWeekly about drug use in mixed martial arts, the policies and
Breaking News on MMAWeekly: Vitor Belfort and Pawel Nastula have each been suspended for nine months by the Nevada State Athletic Commission as a result
Breaking News: MMAWeekly has learned that Vitor Belfort and Pawel Nastula tested positive for banned substances after their respective fights on Pride's "Real Deal" card
Kimo Leopoldo spoke exclusively with MMAWeekly about the series of events that led up to his positive test for steroids, his removal from the WFA's
MMAWeekly's Ivan Trembow recently spoke with Nevada's Chief Deputy Attorney General, Keith Kizer, about the case of UFC fighter Nathan Marquardt. Marquardt tested positive for
Keith Kizer, the Chief Deputy Attorney General for the state of Nevada, has informed MMAWeekly that the Nevada State Athletic Commission received erroneous information about
Nathan Marquardt landed in a firestorm of controversy this week when news broke that he tested positive for a banned substance at Ultimate Fight Night.
MMAWeekly has learned that UFC figher Nathan Marquardt has tested positive for steroids.