Alberto Contador established a speed record: he went up the 8.5 km climb in 20:55. How to explain such a performance?” wrote LeMond. “He would have required a VO2 max [maximal oxygen consumption] of 99.5 ml / min / kg to produce the effort. To my knowledge, this is a figure that has never been achieved by any athlete in any sport. “It is like a Mercedes sedan winning a on a Formula 1 circuit. There is something wrong. It would be interesting to know what’s under the hood.
Lemond questions Tour performances