Other names: Acute Stress Reaction; Stress
The unpleasant emotional state consisting of psychophysiological responses to anticipation of unreal or imagined danger, ostensibly resulting from unrecognised intrapsychic conflict.
Physiological concomitants include increased heart rate, altered respiration rate, sweating, trembling, weakness and fatigue, psychological concomitants include feelings of impending danger, powerlessness, apprehension and tension.