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

Answer 3 minutes.

Top Q&A For: How long can the brain do with out oxygen befor...

How long can the brain go without oxygen?

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 »

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 »

What percentage of oxygen does the brain use?

When the human body takes in oxygen, the brain uses about twenty percent of it, in spite of the fact that, the brain is only approximately 3 percent of total body mass. During mental activities, th... Read More »