The present research was a causal-comparative study with ex post facto method to evaluate brain behavioral inhibition and activation systems (BIS/BAS) and hemispheric dominance in alexithymia. For this purpose, 25 university students without alexithymia symptoms and 25 university students with alexithymia were selected with purposive sampling among male and female undergraduate students of Bona...

Introduction: Depression is one of the most common mental disorders. Exploring the vulnerabilities of this disorder and how these factors relate to each other remains a major issue in mental health. The aim of this study was to determine the mediating role of cognitive bias in explaining the correlation between behavioral activation system and behavioral inhibition with depression.   Methods: ...

Objective: This study aimed at determining personality traits, cognitive strategies of emotion regulation, attachment styles, and brain-behavioral systems as predictors of impulsiveness, active and non-active addiction potential among university students. Method: All the male students of Azad University of Ahwaz in the academic year 2013-2014 constituted the statistical population of this study...

Introduction: The aim of this study was to compare of brain/behavioral systems and emotional regulation difficulties in individuals with and without social anxiety disorder and their relationship with each other. Materials and Methods: Current study was a causal – comparative study that its statistical population was the bachelor and master Ardabil’s university students in 1394-95. The sample o...

Aim: This study was performed aimed to evaluate the psychometric properties of Behavioral activation and Behavioral inhibition systems scale in nonclinical groups. Method: The study population were from Urmia and Kharazmi University, among which 368 and 472 respectively selected as the final sample. For determine the psychometric properties of Behavioral activation and Behavioral inhibition sys...

Objective: Personality and emotional constructs play a central role in relapse to substance use. The aim of the present study was to evaluate the Relationship between behavioral brain systems in relapse to substance use with mediating role of emotion dysregulation. Method: Using a correlational design, 300 individuals using stimulants referring to the addiction treatment centers of Karaj were s...