The UCI wants to make sure riders don't get sick huffing carbon monoxide to improve performance with their latest ban.

Objective To characterise the time course of changes in haemoglobin mass (Hbmass) in response to altitude exposure. Methods This meta-analysis uses raw data from 17 studies that used carbon monoxide ...

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

The use of carbon monoxide was put in the spotlight during ... the diffusion of oxygen in the lungs or the total mass of hemoglobin, a key blood value for racers. Two-time Tour de France champion ...

Advertisement Article continues below this ad The use of carbon monoxide was put in the spotlight ... of oxygen in the lungs or the total mass of hemoglobin, a key blood value for racers.