What Are Some Ways to Knock Someone Unconscious?


Quick Answer

There is no way to knock a person unconscious for more than a few minutes without risking severe brain damage or death. Unconsciousness results from a lack of oxygen to the brain, blunt trauma or a drop in blood pressure, according to Healthline.

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Full Answer

Severe blunt force trauma to the head can cause internal hemorrhaging, creating fatal pressure on the brain. Should an individual need to induce unconsciousness in self-defense, one method is the triangle choke, which involves compressing the carotid arteries between the upper and lower arm, according to Black Belt magazine. This so-called "blood choke" is a quick method but can be dangerous because it is possible to tear or crush the artery.

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