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Updated: Feb 28, 2026

Brain Imaging Investigation of the Memory-Enhancing Effect of Emotion
Published on: May 4, 2011
Therapeutic effects of positive emotions on neural pathways and neurotransmitter systems
Bilal El-Mansoury1, Jawad Laadraoui2, Youssef Razouqi3
1FutureNeuro Research Ireland Centre, RCSI University of Medicine and Health Sciences and Department of Physiology & Medical Physics, RCSI University of Medicine and Health Sciences, Dublin, Ireland; Laboratory of Anthropogenic, Biotechnology and Health, Team physiopathology Nutritional, Neurosciences and Toxicology, Faculty of Sciences, Chouaib Doukkali University, El Jadida, Morocco.
Abstract:
Positive emotions have long been recognized for their impact on overall health, yet emerging research highlights the underlying neural mechanisms and neurotransmitter systems that mediate these effects. Several key brain regions such as the prefrontal cortex (PFC), amygdala, anterior cingulate cortex (ACC), and insula, play a role in processing positive emotions and emotional regulation. Several neurotransmitters and neuropeptides, including dopamine, serotonin, and oxytocin are involved emotional resilience and psychological health. Positive emotions can reshape neural circuits, and foster neuroplasticity and neurogenesis. Therefore, positive emotion-based interventions could play an important role in alleviating mood disorders, improve cognitive function, and enhance social and physiological health. This chapter highlights the transformative impact of integrating the science of positive emotions into therapeutic practices, showcasing their potential to improve overall well-being. It delves into the therapeutic effect of positive emotions on neural pathways and neurotransmitter systems, emphasizing their significance in fostering both mental and physical health.
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