A person's inability to control the outward expression of their anger plays a key role in alcohol-related aggression. Despite its powerful pharmacological effects on the central nervous system, alcohol does not facilitate aggression in all persons or in all situations. Trait anger – a tendency to experience frequent and intense episodes of anger – has already been identified as a risk factor for alcohol-related aggression. Yet possessing high levels of trait anger does not necessarily guarantee that an intoxicated individual will become aggressive when provoked.
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