Trying to get through to the Groome Transportation Macon Office on the phone is PURE HELL. I have been the first caller in line for 45 minutes on several occasions. They have 2 other phone numbers but one the mail box is full and the... More
A: Lack of oxygen in the brain will cause permanent brain damage in as little as four minutes. Another four to six minutes without the brain receiving blood will result in increased brain damage, coma and then death.
After about six minutes without CPR, however, the brain begins to die, and there may be lasting effects even with subsequent recovery. Medication and mechanical ventilation permit tissue oxygenation, but severe brain damage or a prolonged period without oxygen or glucose causes the death of the brain.