The IAAF World Championships begin in Beijing on Saturday with the issue of doping still plaguing athletics. Photograph: EPA

It feels almost quaint to recall that when Bob Beamon leapt 8.90m at the Mexico City Olympics in 1968 his only performance enhancer was a shot of tequ(...)

The investigative trail that ultimately led to what is being described as “the biggest leak of blood test data in sporting history” began in Kenya

Even if the exact scale of the latest doping allegations that have further crippled the credibility of athletics may never be known, the sense of timi(...)

The race to combat doping in sport continues. Photograph: Getty Images

It is 14 years since Paula Radcliffe sat in the stands at the world athletics championships in Edmonton, Canada, and held up a sign protesting agains(...)

Chris Froome will secure his second Tour de France win in Sunday’s final stage. Photograph: Getty

Chris Froome was overwhelmed after overcoming a turbulent Tour de France and Nairo Quintana’s daring late attack up Alpe-d’Huez to effectively seal a (...)

Jamaica’s Usain Bolt does his trademark “lightening bolt” after winning Olympic gold in the 200m in London. Photograph: Martin Rickett/PA Wire.

Assuming he rides up Alpe d’Huez without being dropped again, then on to the Champs-Élysées on Sunday afternoon without crashing, the first thing C(...)

 French Mayor of Pau Francois Bayrou, French two-time Tour de France winner Bernard Thévenet, French writer Christian Laborde, French former professional road racing cyclist Gilbert Duclos-Lassalle, American three-time Tour de France winner Greg Lemond, and Irish Tour de France winner Stephen Roche pose before the inaugurate of totems as part of the “Tour of Giants,” a memorial of 101 totems dedicated to the 101 winners of the Tour de France. Photograph: Getty Images

Lance Armstrong’s reappearance on the fringes of the Tour de France last week was greeted at the race with the sort of enthusiasm usually reserved for(...)

Team Sky rider Chris Froome had his performance data revealed for his stage 10 Tour de France victory. Photograph: Stefano Rellandini/Reuters

The Tour de France leader Chris Froome is uncertain if Team Sky disclosing performance data from his much-discussed win at La Pierre-Saint-Martin will(...)

 Andre Greipel of Germany and Lotto-Soudal crosses the finish line ahead of John Degenkolb,  Alexander Kristoff  and Peter Sagan  to win stage 15 of the Tour de France yesterday. Photograph: Bryn Lennon/Getty Images

With extra police around the Team Sky bus at the start of the stage – five officers rather than two the team said – Chris Froome enjoyed a more settl(...)

 Yellow jersey:  ‘I ride clean and Team Sky rides clean,’ says Chris Froome. Photograph:  Yoan Valat/EPA

Bourg d’Oisans, late afternoon, July: we looked each other in the eye and swore it was not a race. Then, after the last clip of the pedals, the last s(...)

Team Sky rider Christopher Froome leads the rest of his team during the 9th stage of the Tour de France on Sunday Photograph: Sebastien Nogier/EPA

Chris Froome challenged his rivals for the Tour de France yellow jersey to put him under pressure in the Pyrenees after another profitable day on Sund(...)