Gas asphyxiation refers to make a person become unconscious or die through replacing the oxygen of air with asphyxiant gas.
So, what is asphyxiant gas?
An asphyxiant gas is a nontoxic gas which reduces or displaces the normal oxygen concentration in air. Normally, the asphyxiant gas is relatively inert and odorless and hard to notice when they present in high concentration.
There are evidences that prove sleep apnea may lead to glaucoma.
Keywords: gas asphyxiation; sleep apnea glaucoma