3 ms·
Not an expert but my basic understanding is that the hyperventilating before holding your breath basically oxygenates your blood so that you can hold for longer
by TamDenholm 4y ago
Not an expert but my basic understanding is that the hyperventilating before holding your breath basically oxygenates your blood so that you can hold for longer.
- postsantum 4y agoNo, that's because hyperventilation washes out CO2 so the CO2 alarm going off later than usual