Study Hints Anger Disorder May Affect 16 Million in U.S. ; Outbursts Traced to Serotonin Deficiency in Brain

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CHICAGO To you, that angry, horn-blasting tailgater is suffering from road rage. But doctors have another name for it intermittent explosive disorder and a new study suggests it is far more common than they realized, affecting up to 16 million Americans.

"People think it's bad behavior and that you just need an attitude adjustment, but what they don't know ... is that there's a biology and cognitive science to this," said Dr. Emil Coccaro, chairman of psychiatry at the University of Chicago's medical school.

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Study Hints Anger Disorder May Affect 16 Million in U.S. ; Outbursts Traced to Serotonin Deficiency in Brain

Road rage, temper outbursts that involve throwing or breaking objects and even spousal abuse can sometimes be attributed to the disorder, though not everyone who ...

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