Focus - When We're Unconscious
How We're Wired
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The Effect of Temporary Lack of Oxygen on Comas
The longer your brain goes without oxygen, the more likely you are to be in a coma that is more long lasting. This is because the temporary lack of oxygen cause lesion at the cellular level and a cascade of the experimental processes. So if someone's in a coma but they've got all of the nutrients they need being provided to their body, why can't they wake up on their own necessarily? Yes. It's something that touch on millions of people every year. cardiac arrest is one of the first cause of death worldwide.
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