How long can the brain go without oxygen?

Answer The brain often suffers irreversible damage after four to six minutes of suffocation, which results in a coma or death. However, brain cells can survive without oxygen for hours, and some resuscita... Read More »

Top Q&A For: How long can the brain go without oxygen

How Long Can the Brain and heart Last without Oxygen?

The heart will stop very quickly once it can't get oxygen.Once the heart stops and blood to the brain stops, brain damage begins about 4 minutes later.That's one of the reasons that survival of car... Read More »

How long can brain cells live without oxygen?

Three to five minutes is the amount of time brain cells can live without oxygen. The medical condition for oxygen deprivation of the brain is called cerebral hypoxia and it can occur for various re... Read More »

How long can the brain do with out oxygen before it starts to die?

Is there hope for a nine year old when she has been without oxygen to the brain for approximately 30 minutes due to choking?

Answer Some would argue that there is always hope, but from a practical standpoint it is doubtful. The body can continue to function with very little if any brain function. The higher functions,... Read More »