It’s a common anxiety relief technique that seems to work, at least temporarily. But it seems like getting more oxygen would be more beneficial during a life and death situation. Is it because the lungs hyperinflate during a crisis? Or is this just placebo in the first place?
In: Biology
I imagine part of it is that breathing out returns the diaphragm to its natural resting state, similar to how it feels better for your hand to have the fingers relaxed rather than clenched in a fist.
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