Triathlon superstar and Tour de France-fancier Kristian Blummenfelt just became “the fittest man in the world” by setting a record high VO2 Max figure. Or did he? Footage posted on Instagram last week ...

It’s hardly surprising for elite athletes to have higher VO2 max scores, but this takes it to an entirely new level. VO2 max measures oxygen use during exercise and indicates cardiovascular fitness ...

But Kristian Blummenfelt, Norwegian triathlete and Olympic champion, took his VO2 max to a new level of human performance: a whopping 101.1. VO2 max measures the maximum amount of oxygen your body can ...

As more folks begin to prioritize daily habits that support longevity, tracking certain biometrics, like VO2 max, has become the norm. If you've been actively working to increase your VO2 max, you ...