Often times, people who make full recovery after brain injury continue to report mental fatigue and feeling slightly different. These feelings remain despite good scores on cognitive tests. Imaging experts have shown that persons suffering from brain injury may have to work harder than the brains of healthy people to perform at the same level.
In America, approximately 1.4 million Americans sustain brain injuries yearly. Costs associated with these brain injuries are estimated to amount to $40 billion.
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