Sport30 Nov 2013 11:38 GMT
Ben Johnson fires a warning, as Al Jazeera examines whether athletes' entourages should also be punished for the deceit.
Sport26 Jul 2013 18:46 GMT
As athletics recovers from the latest doping scandal, Al Jazeera asks why some athletes avoid supplements at all costs.
Sport04 Jun 2013 08:37 GMT
Paralympian Alex Zanardi is in no doubt the movement will 'walk on its own legs' despite loss of its poster boy.
Sport22 Feb 2013 18:39 GMT
Olympian Alistair Brownlee dives into the Middle East with his debut at the Abu Dhabi International Triathlon.
Sport19 Feb 2013 17:39 GMT
After news that wrestling has been dropped from the 2020 Olympics, the ancient sport of kabaddi is aiming to replace it.
Reza Aslan believes in everything - just a little bit
Turkish raids target Kurdish groups in Iraq and Syria
Inside Tehran's monument to US 'arrogance'
US submarine arrives in S Korea as tensions rise
Arkansas executes two on same gurney, hours apart
Syria's war explained from the beginning
Death toll rises in worsening Venezuela unrest
Paraguay 'millions' stolen in 'robbery of the century'
The lonely pyramids of Giza: Egyptian tourism's decline
Bangladesh's water crisis: A story of gender
by Alastair Sloan
by Hamid Dabashi
by Narayan Adhikari
by Saeid Golkar
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