3 ms·
That's how you pass out
by gyrgtyn 9y ago
That's how you pass out
- mason55 9y agoThat's how you drown. The feeling you get when you're running out of air is not because you are low on oxygen, it's because you have too much CO2. By hyperventilating you lower your CO2 levels to a point where you can run out of oxygen before you start to feel that suffocation response. Then you pass out underwater and quietly die before anyone realizes you're gone. Here's a good graph showing what happens: https://en.wikipedia.org/wiki/Freediving_blackout#Shallow_water_blackout https://en.wikipedia.org/wiki/Freediving_blackout#Shallow_wa...