Small nasal holds during an easy walk. Stop before dizziness. This is a habit drill, not a freediving exam.
Breathwork
Limited evidence
CO2-tolerance walk
Easy walk with light air hunger. Not a breath-hold contest.
Details
- Technique
- Walk easy, nasal only, brief exhale-holds, resume normal nasal breathing. Never near water or traffic risk.
- Benefits
- Nasal habit, Air-hunger tolerance
- Scientific evidence
- Buteyko/Oxygen Advantage style drills; evidence is mostly practical.
- Equipment
- None
Editorial rating ★ 3.8
Cheap experiment for mouth breathers. Stay conservative.
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