Questions tagged [hypoxia]

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Could the cerebral hypoxia caused by voluntarily hyperventilating for an hour (“breathwork”) cause brain damage?

TL;DR hyperventilating for 60 minutes for psychedelic/meditative/therapeutic effect: is this dangerous? Hyperventilation can lead to cerebral hypoxia, as hypocapnia (reduced CO2 in blood) causes ...
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What oxygen saturation level causes fainting?

I am talking about breath hold induced hypoxic state. Basically at what point during such an exercise would you expect the risk of fainting to be significant or can it happen at any saturation level? ...
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Breath-holding induced hypoxia and brain damage

I am currently researching the "Wim Hof Method" a big part of which is hyperventilation and breath-holding induced hypoxia. In another answer on the topic on this site I saw the following study being ...
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Hypercapnic alarm - can it be triggered by smaller amounts of a gas other than CO2?

Inert gas asphyxiation is a danger when welding and so on. Many sources explain the dangers of inert gases, e.g. a quick search found this: Hazards of Welding with Argon Gas Even though argon ...