The Tour de France’s two leading riders – Tadej Pogacar and Jonas Vingegaard – have admitted using a carbon monoxide rebreathing technique to monitor their blood following altitude training. The ...

Cycling's governing body has banned the repeated use of carbon monoxide rebreathing that some riders misuse to artificially ...

The World Anti-Doping Agency (Wada) has added the non-diagnostic use of carbon monoxide to its prohibited methods list from next year, following concerns over its misuse. The gas - which is fatal when ...

UAE Team Emirates have confirmed that the team no longer uses the controversial carbon monoxide rebreathing technique to measure athlete performance. Speaking at the team's media day during their ...