Positive Affect (PA) is the depression-specific factor and Physiological Hyperarousal (PH) is unique to anxiety.
Depression is characterised by low levels of positive effect including experiences of happiness, confidence, and enthusiasm, while physiological hyperarousal is unique to anxiety.
However, there is a risk that this approach might fail to reflect the elements, if any, that are unique to anxiety disorder.
Unique to anxiety is physiological hyper-arousal and somatic tension (e.g., dizziness, shortness of breath), whereas unique to depression are 'Positive Affect' symptoms of anhedonia and apathy (e.g., loss of interest, feeling nothing is enjoyable).
Due to a unique interaction between anxiety and core ASD symptomology, the manifestation of anxiety in children and adolescents with ASD differs in several ways from anxiety seen in typically developing youth [ 10].
Anxiety disorders are also common, with separation anxiety unique to children.
Lodge renders the act of flying so poetically – the rhythmic rising and falling of aircraft; the unique blend of anxiety, exhilaration and sangfroid exuded by passengers; the intricate latticing of the atmosphere by innumerable contrails – that it comes to seem almost an art.
Fear of terrorism, of course, spans the racial divide at the center of American culture but some communities have their own unique kind of anxiety.
The cause of conflict and the ensuing Mormon exodus were varied -- but one factor in particular complicated the Mormon problem, created unique forms of anxiety, and led to strategies of representation with long-lasting consequences.
