The word coma comes from the greek meaning of “deep sleep,” but what exactly does this unconscious state do to your brain?
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How Comas Work
“Illnesses that affect the brain and brain injuries can both cause comas. If a person suffers severe head trauma, the impact can cause the brain to move back and forth inside the skull.”
How Active Is the Brain in a Coma?
“When doctors recently tested former Israeli Prime Minister Ariel Sharon brain with a functional MRI, they found “robust” brain activity when he was shown pictures of his family and heard his son’s voice. A stroke and brain hemorrhage left Sharon in a coma seven years ago.”
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