Neural and Psychological Mechanisms Linking Romantic Breakups to Major Depressive Disorder: A Neurobiological Perspective

Romantic breakups can have profound psychological and neurological effects, often leading to the development or exacerbation of Major Depressive Disorder (MDD). This paper explores the neural and psychological mechanisms underlying the relationship between romantic breakups and MDD. It examines the roles of brain regions such as the prefrontal cortex, amygdala, and nucleus accumbens, as well as neurotransmitters like serotonin, dopamine, and cortisol. Psychological factors including attachment styles, rumination, and emotional dysregulation are also discussed. Understanding these mechanisms can inform therapeutic interventions aimed at mitigating post-breakup depression. Keywords: Romantic breakup, Major Depressive Disorder, neurobiology, emotional regulation, attachment styles, neurotransmitters, cognitive flexibility.