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sanction

sanction

sanctioned
Mar 15, 2019
660
Any simple ways to make yourself faint, pass out, or black out? Similar to falling unconscious, so you're not aware of anything. Even if it's just for a few minutes. Of course the longer the better

I want to make myself faint, then hopefully fall into some water and drown

Any ideas???
 
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[Lord Void]

[Lord Void]

Member
Sep 14, 2025
39
Block the carotid arteries. I'm not sure if a sedative, sleeping pills, or something would work but might be worth looking into.
 
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Skal

Member
Sep 22, 2022
39
Squat down with your head facing downward and breathe heavily for one minute.
Then quickly stand up and hold your breath while pressing down hard on both carotid arteries with your thumbs.
I've fainted doing this before.
 
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Intoxicated

Intoxicated

MIA Man
Nov 16, 2023
979
Hyperventilation-induced syncope is useless for drowning. Examples of methods that should work well when applied properly:
  • Displacing oxygen from the lungs with a simple asphyxiant (nitrous oxide, inert gases, propane/butane, hydrofluorocarbons).
  • Poisoning with a strong chemical asphyxiant (H₂S or CO) via inhaling it from a plastic bag or latex balloon.
  • IV injection of a strong anesthetic agent (propofol, ketamine, fentanyl or its derivatives).
 
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Skal

Member
Sep 22, 2022
39
Hyperventilation-induced syncope is useless for drowning.
google says otherwise though
Hyperventilation before submersion can cause a shallow water blackout, a fatal drowning event where loss of consciousness occurs due to a lack of oxygen in the brain.Intentional over-breathing ("over-breathing") removes the natural trigger to breathe by lowering blood carbon dioxide (CO2) levels, leading to an inadequate oxygen supply to the brain and resulting in a sudden loss of consciousness. This dangerous practice must be prohibited, as it is a leading cause of drowning, especially for experienced swimmers, and requires active intervention from lifeguards and instructors.
 
Worndown

Worndown

Illuminated
Mar 21, 2019
3,893
A method that proved successful in the news was huffing a can of keyboard duster. You will pass out.
It is NOT air...

Screenshot 20250924 211932 Chrome2 Screenshot 20250924 211916 Chrome2
 
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Intoxicated

Intoxicated

MIA Man
Nov 16, 2023
979
google says otherwise though
That's not hyperventilation-induced syncope. Shallow water blackout is caused by the lack of oxygen in the bloodstream due to long breath holding. In this case, the role of hyperventilation is to prevent or reduce the sense of air hunger, making it possible to hold breath without severe discomfort for a longer time than usually, but hyperventilation is not a direct cause of the blackout.

Hyperventilation-induced syncope has a different mechanism of action - overbreathing causes temporary hypocapnia which reduces oxygen supply to the brain while your bloodstream still carries a normal amount of oxygen. When hyperventilation is stopped, the CO2 level rises, normal oxygen supply to the brain is restored, and you wake up.
 

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