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Category: ELI5

A woman wearing a vo2 testing max mask on a run
What Is VO2 Max? The Cardiovascular Fitness Key
ELI5
Running
Kieran venison lunging at hyrox
What is Hyrox?
ELI5
Hyrox
Kieran venison at the top of a weighted box step up
What Is CrossFit?
ELI5
CrossFit