Discussion Hypoxia

[Juan]

Am lookin to buy me from a,l but if I don't get good reviews I go whit my 2 option nitrogen and exit bag I read is almost same I is more simple to buy this equipment but scare the shit of me this procedure I feel like before you can get unconscious you can have a heart attack or cardiac arrest or something painful if some one now little about this subject about hipoxya I really appreciate the help thanks.