Mechanisms Behind The Activity
There are two main mechanisms behind many variations of this practice, both resulting in cerebral hypoxia (oxygen deprivation to the brain). The two mechanisms tend to be confused with each other or treated as one but are quite dissimilar although both have the potential to cause permanent brain damage or death. The two mechanisms are strangulation and self-induced hypocapnia and work as follows:
Read more about this topic: Fainting Game
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