- Conditions the lungs by creating pulmonary resistance
- Strengthens the diaphragm
- Increases surface area and elasticity in alveoli
- Increases lung capacity
- Increase anaerobic thresholds
- Conditions the lungs by creating pulmonary resistance
- Strengthens the diaphragm
- Increases surface area and elasticity in alveoli
- Increases lung capacity
- Increase anaerobic thresholds
- Includes head strap
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