5
votes
Can voluntarily hyperventilating cause cerebral hypoxia, and therefore brain cell death (brain damage)?
Essentially, yes you could hyperventilate to cause a subtle cerebral hypoxia (as also happens briefly during a faint), but once unconscious you would return to automatic breathing and the effects of ...
- 3,414
3
votes
Blood pH when exercising. Rising pH? Maybe somehow related to lactic acid and hyperventilation
I am unaware of any mechanism by which exercise can cause "blood alkalization" (usually called "alkalosis").
Blood pH is VERY tightly regulated at 7.35-7.45 (slightly alkaline), so ...
- 31
2
votes
Accepted
How does hyperventilation cause paresthesia and tetany?
The two proposed mechanisms for paresthesia/tetany secondary to hyperventilation are cerebral vasoconstriction and electrolyte imbalance.
Cerebral vasoconstriction: Cerebral blood flow decreases in a ...
- 1,124
2
votes
Is breathing into a paper bag an effective treatment for panic attacks?
Breathing into a paper bag to control hyperventilation might improve hypocarbia, but should NOT be done because of the risks of hypoxia and death.
This case report shows that breathing into a paper ...
- 1,124
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