Breath-Hold Testing for Intermittent Hypoxic Training (IHHT/IHT)
Hold your breath — but when? After inhaling or exhaling?This seemingly simple question reveals a decisive difference for assessing hypoxia tolerance and stress resilience. In recent years, targeted hypoxia work — training with reduced oxygenBreath-Hold Testing for Intermittent Hypoxic Training (IHHT/IHT)







