Diminished positive affect and traumatic stress: A biobehavioral review and commentary on trauma affective neuroscience.

ABSTRACT: Post-traumatic stress manifests in disturbed affect and emotion, including exaggerated severity and frequency of negative valence emotions, e.g., fear, anxiety, anger, shame, and guilt. However, another core feature of common post-trauma psychopathologies, i.e. post-traumatic stress disorder (PTSD) and major depression, is diminished positive affect, or reduced frequency and intensity of positive emotions and affective states such as happiness, joy, love, interest, and desire/capacity for interpersonal affiliation. There remains a stark imbalance in the degree to which the neuroscience of each affective domain has been probed and characterized in PTSD, with our knowledge of post-trauma diminished positive affect remaining comparatively underdeveloped. This remains a prominent barrier to re

SUBMITTER: Fonzo GA 

PROVIDER: S-EPMC6234277 | biostudies-literature | 2018 Nov

REPOSITORIES: biostudies-literature