How to Read a VIN (Vehicle Identification Number) A car VIN (Vehicle Identification Number) contains unique information about where the car was made and can be found in your car or online. by Jason Unrau on
Quick Answer. 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.
1 It can worsen hypoxic brain damage by damaging the lungs and also by increasing the levels of carbon monoxide in the blood. 2  Heart disease leading to congestive heart failure may also lower the amount of oxygen in the blood. 3  Sudden, severe hypoxia may also cause brain damage and symptoms of dementia.