overarousal

noun
over·​arous·​al | \ˌō-vər-ə-ˈrau̇-zəl \

Definition of overarousal 

: excessive arousal Anger-prone individuals are readily aroused and reactive, suggesting overarousal of the autonomic nervous system.— Richard J. Davidson : the state of being excessively aroused This workshop presentation provides practical consideration of the scope and nature of Attention Deficit Disorder, which is characterized by children's impulsivity, emotional overarousal and other behaviors.— Irene Wood Being tantalizingly close to an unexpected victory can cause what sports psychologists call overarousal. The body produces excess adrenaline while restricting blood flow, tightening the muscles and depleting fine-motor skills.Newsweek

First Known Use of overarousal

1957, in the meaning defined above

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The first known use of overarousal was in 1957

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