Cross-country skiing is a demanding sport, and oxygen uptake capacity remains a key factor for success. This article defines what VO2max means and highlights which athletes have recorded the highest values.

The Tour de Ski is in full swing, with athletes making the transition from Davos to Val Di Fiemme. The grueling Tour continues this weekend, and athletes will once again have to push themselves to the limit. Skiing is a demanding sport, and oxygen uptake capacity remains a key factor for success. This article defines what VO2max means and highlights which athletes have recorded the highest values.