O₂ & recovery

Low-oxygen work, and the recovery breath

O₂ tables shorten the rest between holds to train your body to recover on less. They're advanced — and strictly buddy-only.

recovery   three hook breaths, not one gulp
o₂ table   rest shrinks 15 s each round
protocol   never push past 80% effort
watch      tingling, tunnel vision = end the set

The recovery breath

Exhale fully, then take three deep breaths and hold the third for a beat. It's the single most important skill in the sport.