Neurodevelopmental Model Explaining Associations between Sex Hormones, Personality, and Eating Pathology

Clinical scientists have been investigating the relationships between sex hormones, personality, and eating disorders for decades. However, there is a lack of direct research that addresses whether personality mediates or moderates the relationships between sex hormones and eating pathology. Moreove...

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Main Authors: Ziyu Zhao, Kyle Gobrogge
Format: Article
Language:English
Published: MDPI AG 2023-05-01
Series:Brain Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3425/13/6/859
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author Ziyu Zhao
Kyle Gobrogge
author_facet Ziyu Zhao
Kyle Gobrogge
author_sort Ziyu Zhao
collection DOAJ
description Clinical scientists have been investigating the relationships between sex hormones, personality, and eating disorders for decades. However, there is a lack of direct research that addresses whether personality mediates or moderates the relationships between sex hormones and eating pathology. Moreover, the neural mechanisms that underlie the interactive associations between these variables remain unclear. This review aims to summarize the associations between these constructs, describe a neural mechanism mediating these relationships, and offer clinical strategies for the early identification and intervention of eating disorders. The gathered evidence shows that aggressiveness, impulsivity, and obsessive-compulsiveness may mediate or moderate the relationships between sex hormones and eating pathology, but only among females. Furthermore, sex hormone receptor density in the mesocorticolimbic dopamine pathway may explain the neural mechanism of these associations. Future research should use more comprehensive personality measurements and assess the mediation and moderation effects of temperament while taking the hormone levels of women across menstrual cycles into account. Additionally, electroencephalography and functional magnetic resonance imaging should be implemented to directly assess brain activity and corroborate these findings.
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spelling doaj.art-65d84f47db9f42f5a3a2ffe29335ace22023-11-18T09:35:33ZengMDPI AGBrain Sciences2076-34252023-05-0113685910.3390/brainsci13060859Neurodevelopmental Model Explaining Associations between Sex Hormones, Personality, and Eating PathologyZiyu Zhao0Kyle Gobrogge1Department of Psychological & Brain Sciences, Boston University, Boston, MA 02215, USADepartment of Psychological & Brain Sciences, Boston University, Boston, MA 02215, USAClinical scientists have been investigating the relationships between sex hormones, personality, and eating disorders for decades. However, there is a lack of direct research that addresses whether personality mediates or moderates the relationships between sex hormones and eating pathology. Moreover, the neural mechanisms that underlie the interactive associations between these variables remain unclear. This review aims to summarize the associations between these constructs, describe a neural mechanism mediating these relationships, and offer clinical strategies for the early identification and intervention of eating disorders. The gathered evidence shows that aggressiveness, impulsivity, and obsessive-compulsiveness may mediate or moderate the relationships between sex hormones and eating pathology, but only among females. Furthermore, sex hormone receptor density in the mesocorticolimbic dopamine pathway may explain the neural mechanism of these associations. Future research should use more comprehensive personality measurements and assess the mediation and moderation effects of temperament while taking the hormone levels of women across menstrual cycles into account. Additionally, electroencephalography and functional magnetic resonance imaging should be implemented to directly assess brain activity and corroborate these findings.https://www.mdpi.com/2076-3425/13/6/859hormonespersonalityeating disordermesocorticolimbic dopamine systemmediationmoderation
spellingShingle Ziyu Zhao
Kyle Gobrogge
Neurodevelopmental Model Explaining Associations between Sex Hormones, Personality, and Eating Pathology
Brain Sciences
hormones
personality
eating disorder
mesocorticolimbic dopamine system
mediation
moderation
title Neurodevelopmental Model Explaining Associations between Sex Hormones, Personality, and Eating Pathology
title_full Neurodevelopmental Model Explaining Associations between Sex Hormones, Personality, and Eating Pathology
title_fullStr Neurodevelopmental Model Explaining Associations between Sex Hormones, Personality, and Eating Pathology
title_full_unstemmed Neurodevelopmental Model Explaining Associations between Sex Hormones, Personality, and Eating Pathology
title_short Neurodevelopmental Model Explaining Associations between Sex Hormones, Personality, and Eating Pathology
title_sort neurodevelopmental model explaining associations between sex hormones personality and eating pathology
topic hormones
personality
eating disorder
mesocorticolimbic dopamine system
mediation
moderation
url https://www.mdpi.com/2076-3425/13/6/859
work_keys_str_mv AT ziyuzhao neurodevelopmentalmodelexplainingassociationsbetweensexhormonespersonalityandeatingpathology
AT kylegobrogge neurodevelopmentalmodelexplainingassociationsbetweensexhormonespersonalityandeatingpathology