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ANSWER: For Each Minute Your Brain Does Not Receive Oxygen, Your Chances Of Living Gets Reduced So A persons brain can live for about 7 Minutes without oxygen Edit Share to:
Blood isn't what keeps the brain alive per se, but rather the dissolved oxygen in the blood. Typically, the human brain can go for about 3 to 5 minutes without oxygen before irreversible brain damage begins to occur, and 9 minutes is usually the point where brain death will occur and all electrical function stops. But in certain situations, the brain can go as long as an hour without oxygen.