Anxiety

A negative emotional state characterised by nervousness, worry and apprehension and associated with activation and arousal of the body.

Arousal: a general physiological and psychological activation of the organism that varies on a continuum from deep sleep to intense excitement.

Trait anxiety: an acquired disposition that predisposes a person to perceive a wide range of objectively non-dangerous circumstances as threatening and to respond to these with disproportionate state anxiety levels.

State anxiety: moment to moment changes in feelings of nervousness, worry and apprehension associated with arousal of the body.

Cognitive state anxiety: moment to moment changes in worries and negative thoughts.

Somatic state anxiety: moment to moment changes in perceived physiological arousal.

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