In this episode of the Huberman Lab podcast, Victor Carrión examines the nature of post-traumatic stress disorder (PTSD), especially in children and adolescents whose developing brains are susceptible to lasting impacts. Carrión highlights how even without meeting all diagnostic criteria, youth can experience PTSD symptoms like hypervigilance that hinder daily functioning.
The episode explores PTSD's neurobiological foundations, characterized by dysregulation in the autonomic nervous system and structural changes in key brain regions underlying cognitive, emotional, and behavioral symptoms. Carrión delves into innovative treatment approaches, including his Q-Centered Therapy—designed to cultivate personalized coping strategies—and the benefits of holistic mind-body practices for building resilience. The podcast also examines challenges in widespread implementation of evidence-based PTSD interventions, and strategies for leveraging partnerships and infrastructure to facilitate dissemination.
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Victor Carrión emphasizes that children and adolescents are more susceptible to PTSD due to their heightened neuroplasticity and inability to manage stressors properly. Their brains' heightened response to stress hormones like cortisol and impaired stress-response regulation make them vulnerable.
Even without meeting the full PTSD criteria, Carrión notes, children can exhibit symptoms like hypervigilance and emotional dysregulation that significantly impair school performance and relationships. Psychosocial interventions are crucial.
According to Huberman and Carrión, PTSD involves a tight "hinge" in the autonomic nervous system's seesaw, leading to difficulty shifting between sympathetic (hyperarousal) and parasympathetic (dissociative) states.
Carrión discusses how PTSD symptoms in children affect brain development, leading to structural and functional changes in areas like the hippocampus, amygdala, and prefrontal cortex—underlying PTSD's cognitive, emotional, and behavioral symptoms.
Carrión's Q-Centered Therapy helps children build a "toolbox" of cognitive, emotional, physical, and behavioral techniques tailored to their needs and preferences, promoting self-efficacy and engagement.
Practices like yoga, mindfulness, and breathing exercises showed reduced behavioral issues, increased sleep quality, and decreased amygdala activity in Carrión's research, assisting with autonomic regulation and resilience.
Widespread implementation faces challenges like limited funding, training, and prioritization of mental health in schools and communities. Increased advocacy and integration into systems are needed.
Successful models like Carrión's collaboration with Puerto Rico's school district demonstrate how leveraging existing infrastructure and partnerships can facilitate large-scale, evidence-based PTSD intervention implementation.
1-Page Summary
Victor Carrión discusses the nuances of post-traumatic stress disorder (PTSD) in children and adolescents, stressing the differences from adults due to their developing brains and vulnerability.
Despite recognizing the benefits of early stress in developing coping mechanisms, Victor Carrión emphasizes that children and adolescents are particularly vulnerable to PTSD. Children's developing brains and heightened neuroplasticity make them more susceptible to stress hormones and the impact of PTSD.
Carrión points out that while there was existing research on cortisol levels in adults with PTSD, the impact on children's stress-response system, particularly their hypothalamic-pituitary-adrenal axis, which secretes cortisol, was less understood. Though the circadian rhythm of cortisol in children with PTSD is normal, with a higher level in the morning and a decline throughout the day, pre-bedtime cortisol levels remain abnormally high in children with PTSD. This could explain nighttime symptoms such as bed-wetting, nightmares, and elevated fears, indicating a linkage with elevated cortisol levels.
Andrew Huberman and Victor Carrión note that children with PTSD may not have the verbal proficiency to articulate their experiences. Trauma robs children of the joy in play, leading to repetitive, perseverative behavior as they try to make sense of events. Carrión explains that PTSD typically arises not from a single event but from the accumulation of stressors. Without appropriate tools to manage stress, children can "fall backwards."
Carrión also explains that in traumatic situations, children commonly freeze, leading to dissociation, which can be a normal defense mechanism during development. However, children with hyperarousability cannot release stressors, impacting their sleep and potentially their PTSD symptoms. Children might have post-traumatic stress symptoms without meeting the full criteria for PTSD, yet still experience significant functional impairment.
The manifestation of PTSD in children can lead to symptoms like hypervigilance, dissociation, and emotional dysregulation, significantly impairing school performance, relationships, and overall child well-being.
Children may respond to certain situations, such as running out of a classroom, because this was adaptive in a past traumatic situation. Carrión underlines the body's difficulty in disregarding this type of response. Even without a formal PTSD diagnosis, many children display symptoms and suffer from functional ...
The nature and impact of PTSD, particularly in children and adolescents
Andrew Huberman and Victor Carrión unravel the complexities of Post-Traumatic Stress Disorder (PTSD) by exploring its impact on the brain and the individual’s psychological responses.
Post-traumatic stress injury is seen as a disruption in the autonomic system, where there is a difficult balance between the sympathetic (fight or flight) and parasympathetic (rest and digest) responses. Huberman describes the autonomic nervous system as a seesaw with a tight "hinge" that could lead to either dissociative states or a sympathetic state where alertness is locked in place.
PTSD can manifest as hypervigilance and an elevated startle response, which are symptoms of a sympathetic nervous system response. However, it can also present with dissociation or "checking out," showcasing a parasympathetic nervous system response. This tight "hinge" leads to difficulty in shifting between states like alertness and relaxation.
Carrión discusses how the plasticity of the brain is affected by PTSD symptoms in children's brain development.
Children with PTSD experience structural and functional brain changes that affect regions like the hippocampus, the amygdala, and the prefrontal cortex, which underlie the cognitive, emotional, and behavioral symptoms of PTSD. Children with higher levels of cortisol, suggested Carrión, had less volume in the hippocampus, a region involved in memory processing. The amygdala’s hypervigilance can also be overactive, and regulating it may entail nurture positive, rational thoughts that can modify responses from the limbic system.
Studies that Carrión ...
The neurobiological and psychological foundations of PTSD
Dr. Victor Carrión’s research reveals innovative treatment approaches for children and adolescents suffering from PTSD, focusing on Q-Centered Therapy and holistic interventions such as yoga and mindfulness.
Victor Carrión developed Q-Centered Therapy to help children with PTSD manage triggers that could lead to episodes. The therapy, a hybrid multimodal treatment, incorporates elements like self-efficacy, empowerment, and insight-oriented work. Trials of this therapy have decreased symptoms of anxiety, depression, and PTSD, with improvements noted by both students and external observers such as parents. Interestingly, parents who were not active participants in the treatment observed decreased anxiety levels as their children improved.
In Q-Centered Therapy, patients are taught to build a personal "toolbox" stocked with tools such as positive thoughts, deep breathing, mindfulness, and muscle relaxations. Carrión empowers patients by allowing them to choose what cues trigger the use of these tools and which tools they include or exclude, emphasizing their role in developing their tools rather than relying solely on those suggested by the therapist.
Carrión focuses on the process of identifying effective coping mechanisms for children and adolescents, tailoring treatment to individual preferences, such as starting with the cognitive corner for introspective children or the physical corner for those who are more bodily aware. The metaphor of the toolbox is profound as it allows for greater personal engagement with the intervention and potentially leads to long-term benefits.
Dr. Carrion emphasizes the importance of personal interventions tailored to the child's interests—such as music, sports, or social activities—to foster greater self-efficacy and engagement with therapeutic processes. He hopes patients will internalize the therapeutic activities and exercises, making them lifelong resources for managing stress.
Carrión also introduced holistic practices such as yoga and mindfulness into his team's routine and within school settings, emphasizing their benefits in managing stress and promoting well-being. The use of these practices regularly, especially in classrooms in East Palo Alto, resulted in reduced behavioral issues among students.
These mind-body practices involved developing a yoga and mindfulness curriculum for students in collaboration with PurePower, which was implemented in 15 to 50-minute sessions two to three times per week—directly in the classroom without the need for altering dress. The sessions increased the amount ...
Innovative treatment approaches, including Q-Centered Therapy and holistic interventions
Implementing effective interventions for Post-Traumatic Stress Disorder (PTSD) across broad populations comes with significant challenges, but strategic models and approaches can help overcome these barriers. Victor Carrión and Andrew Huberman discuss the need for increased prioritization of education and mental health and suggest leveraging existing infrastructure and partnerships for effective dissemination of PTSD interventions.
Victor Carrión discusses the urgent need to prioritize education and mental health from an early age, with tangible reflections of these priorities in the national budget. He acknowledges the fact that teachers, who are pivotal in program implementation efforts, often find themselves overworked and lacking the necessary resources. Carrión hints at the broader financial and infrastructural challenges that form barriers to national-scale implementation of PTSD interventions.
Andrew Huberman suggests community involvement and advocacy, such as contacting local representatives, are key steps in pushing for the prioritization of mental health programs for youth. He implies that in order to overcome these barriers, a concerted effort at grassroots and policy levels is required.
Carrión opines that for holistic interventions to be implemented effectively, support for educators needs to be ramped up. This would include, but not be limited to, funding, proper training, and the creation of an environment where mental health is given priority both in schools and broader community settings. The essence of the argument is that when mental health is treated with as much importance as other educational and health initiatives, there will be a firmer foundation for implementing PTSD interventions widely.
Victor Carrión provides details about the successful collaboration with schools in Puerto Rico, suggesting it as a model for large-scale implementation. Due to Puerto Rico's unified school district, Carrión's team could roll out an island-wide program, which, if successful, sustainable, and feasible, could serve as a blueprint f ...
The challenges and strategies for wider implementation of effective PTSD interventions
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