Trauma and the Mind-Body Connection

Understanding Trauma and the Mind-Body Connection: A Guide to Healing

Introduction

Trauma has long been misunderstood as an experience limited to combat veterans or survivors of extreme violence. However, research and clinical practice reveal a far more common reality: trauma touches the lives of countless individuals through accidents, childhood adversity, medical procedures, emotional abuse, and sudden losses. Three groundbreaking works—The Body Keeps the Score by Bessel van der Kolk, The Emotion Code by Dr. Bradley Nelson, and The Body Code by Dr. Bradley Nelson—offer complementary perspectives on how trauma embeds itself in our bodies and minds, and more importantly, how we can heal.

This article explores the convergence of these approaches, examining how trauma becomes stored in our physical and energetic systems, and how various therapeutic modalities can support the journey toward recovery and wholeness.

What Is Trauma? Beyond the Battlefield

The Prevalence of Trauma

Van der Kolk (2014) fundamentally reshapes our understanding of trauma by demonstrating that it extends far beyond combat experiences. Trauma results from any experience of extreme stress, pain, or helplessness that overwhelms an individual’s capacity to cope. This can include:

  • Physical or sexual abuse
  • Neglect during childhood
  • Serious accidents or injuries
  • Medical procedures, especially in childhood
  • Sudden loss of loved ones
  • Natural disasters
  • Witnessing violence
  • Chronic emotional invalidation

Research indicates that approximately 60% of men and 50% of women experience at least one traumatic event in their lifetime, with many experiencing multiple traumas (Kessler et al., 1995). The Adverse Childhood Experiences (ACE) Study revealed that childhood trauma is widespread, with two-thirds of participants reporting at least one adverse childhood experience (Felitti et al., 1998).

How Trauma Differs from Stress

While stress activates our body’s alarm system temporarily, trauma represents a fundamental breakdown in our ability to process and integrate overwhelming experiences. Van der Kolk (2014) explains that trauma occurs when our natural stress response systems become dysregulated, leaving us stuck in patterns of hyperarousal or dissociation. The experience isn’t just remembered—it becomes encoded in our bodies, nervous systems, and even our sense of self.

The Body Keeps the Score: Neurobiological Foundations

The Brain Under Siege

Van der Kolk’s (2014) seminal work demonstrates how trauma fundamentally alters brain function and structure. Three key brain regions are particularly affected:

The Amygdala: This alarm system becomes hyperactive in trauma survivors, triggering fear responses to neutral stimuli and making it difficult to distinguish between past threats and present safety (Rauch et al., 2006).

The Hippocampus: This memory center, responsible for contextualizing experiences in time and place, often shrinks in trauma survivors. This helps explain why traumatic memories feel timeless and present, rather than safely relegated to the past (Bremner, 2006).

The Prefrontal Cortex: This executive control center becomes underactive, reducing our ability to regulate emotions, make rational decisions, and maintain perspective during triggering situations (Lanius et al., 2010).

The Body’s Memory System

Perhaps van der Kolk’s (2014) most profound contribution is demonstrating that trauma is stored not just in explicit memories, but in the body itself. Trauma survivors often experience:

  • Chronic muscle tension and pain
  • Gastrointestinal problems
  • Cardiovascular issues
  • Immune system dysregulation
  • Chronic fatigue
  • Heightened startle responses

These physical symptoms represent the body’s attempt to complete defensive responses that were thwarted during the traumatic event. When we cannot fight or flee, our nervous system remains frozen in an incomplete stress response (Levine, 1997; van der Kolk, 2014).

The Emotion Code: Trapped Emotions and Energetic Imbalances

Understanding Trapped Emotions

Dr. Bradley Nelson’s The Emotion Code (2007) introduces a complementary framework for understanding how emotional experiences become literally trapped in the body. Nelson proposes that intense emotional experiences create energetic disturbances that can become lodged in specific organs, tissues, or body systems.

According to Nelson (2007), trapped emotions:

  • Distort the body’s energy field
  • Create physical pain and dysfunction
  • Interfere with emotional well-being
  • Sabotage relationships and success
  • Block the body’s natural healing abilities

While Nelson’s energy-based model differs from conventional neuroscience, it shares common ground with research on emotional processing and somatic experiencing. The concept that unprocessed emotions can create physical symptoms aligns with psychosomatic medicine and the growing field of psychoneuroimmunology (Ader, 2007).

The Heart-Wall Phenomenon

Nelson (2007) describes the “Heart-Wall”—a protective energetic barrier constructed from trapped emotions surrounding the heart. This metaphorical wall serves to protect against emotional pain but simultaneously:

  • Reduces our ability to give and receive love
  • Numbs emotional experiences
  • Creates feelings of isolation and disconnection
  • May contribute to physical heart problems

This concept resonates with attachment research showing how early trauma can create defensive patterns that protect against further hurt while simultaneously limiting connection and intimacy (Mikulincer & Shaver, 2016).

Releasing Trapped Emotions

Nelson’s (2007) approach involves using muscle testing (applied kinesiology) to identify trapped emotions, then releasing them through therapy. While the specific mechanisms used remain debated in scientific literature, the approach incorporates elements found in other somatic therapies:

  • Body awareness and attention
  • Acknowledgment of specific emotions
  • Intentional release and letting go
  • Physical interventions to complete the process

The Body Code: A Comprehensive Healing System

Expanding Beyond Emotions

In The Body Code (2013), Dr. Nelson extends his framework to address six key categories of imbalance that can contribute to physical and emotional symptoms:

1. Emotional Wellness: Building on The Emotion Code, this includes trapped emotions, Heart-Walls, and other emotional energies affecting health.

2. Body System Balance: Addressing imbalances in organs, glands, chakras, meridians, and the body’s energetic systems.

3. Toxins: Identifying heavy metals, free radicals, chemicals, and electromagnetic frequencies that burden the body.

4. Pathogens: Recognizing fungal, bacterial, viral, mold, or parasitic infections contributing to symptoms.

5. Structural Balance: Correcting misalignments in bones, nerves, connective tissue, and musculoskeletal systems.

6. Nutrition and Lifestyle: Identifying nutritional deficiencies, sleep issues, dehydration, and other lifestyle factors affecting wellness.

Integrative Implications

While Nelson’s (2013) comprehensive system operates from an energy medicine paradigm, it acknowledges the multifactorial nature of health and illness—a perspective increasingly validated by integrative medicine research (Maizes et al., 2009). The recognition that physical symptoms may have emotional roots, and emotional symptoms may have physical contributors, aligns with biopsychosocial models of health (Engel, 1977).

Bridging Neuroscience and Energy Medicine

Points of Convergence

While van der Kolk’s neuroscience-based approach and Nelson’s energy-based framework use different language and methodologies, they share several core insights:

1. The Body Stores Emotional Experiences: Both perspectives recognize that emotional experiences, particularly traumatic ones, become encoded in bodily systems beyond conscious memory (van der Kolk, 2014; Nelson, 2007).

2. Incomplete Processing Creates Symptoms: Whether described as dysregulated nervous system responses or trapped emotions, both models suggest that unprocessed experiences create ongoing physical and emotional symptoms (Levine, 1997; Nelson, 2007).

3. Healing Requires Body Engagement: Both approaches emphasize that cognitive insight alone is insufficient; healing must involve the body through movement, awareness, or energetic interventions (van der Kolk, 2014; Nelson, 2013).

4. The Heart of Connection: Van der Kolk (2014) emphasizes the importance of safe relationships in healing, while Nelson (2007) focuses on the Heart-Wall that blocks connection. Both recognize that trauma disrupts our capacity for intimacy and that healing involves restoring this capacity.

Scientific Support for Mind-Body Approaches

Research increasingly validates mind-body approaches to trauma treatment:

  • Yoga and mindfulness: Studies demonstrate significant reductions in PTSD symptoms through yoga interventions (van der Kolk et al., 2014; Emerson et al., 2009).
  • EMDR (Eye Movement Desensitization and Reprocessing): This somatic therapy shows efficacy comparable to cognitive-behavioral approaches for trauma (Shapiro, 2014).
  • Somatic Experiencing: Levine’s (1997) body-based approach demonstrates effectiveness in resolving trauma symptoms by completing interrupted defensive responses.
  • Neurofeedback: Direct training of brainwave patterns shows promise for regulating traumatized nervous systems (van der Kolk et al., 2016).

While energy-based approaches like those described by Nelson lack the same empirical validation, they share theoretical frameworks with established somatic therapies and may operate through similar mechanisms of body awareness, emotional acknowledgment, and nervous system regulation.

Practical Implications for Trauma Recovery

A Comprehensive Approach

Integration of these perspectives suggests that effective trauma treatment should address multiple dimensions:

1. Safety and Stabilization: Before processing trauma, establishing safety in one’s environment, relationships, and nervous system is essential (van der Kolk, 2014).

2. Body Awareness: Developing the capacity to notice bodily sensations without becoming overwhelmed—a skill called interoception—is fundamental to healing (Payne et al., 2015).

3. Emotional Processing: Whether through traditional therapy, energy work, or somatic approaches, identifying and releasing trapped emotional experiences is crucial (Nelson, 2007; van der Kolk, 2014).

4. Nervous System Regulation: Learning techniques to shift between activation and calm, including breathwork, movement, and mindfulness, helps restore flexibility (Porges, 2011).

5. Meaning-Making: Creating coherent narratives about traumatic experiences helps integrate them into our life story rather than leaving them as fragmented, overwhelming memories (Pennebaker & Chung, 2011).

6. Connection and Community: Healing happens in relationships; safe, attuned connections with therapists, support groups, or communities provide the interpersonal regulation that trauma disrupted (van der Kolk, 2014).

7. Physical Health Foundation: Addressing inflammation, nutrition, sleep, and physical health creates the biological foundation for psychological healing (Nelson, 2013; Maizes et al., 2009).

Working with Your Therapist

If you’re currently working through the past with trauma therapy or considering it, these insights suggest essential questions to discuss:

  • Does your treatment address both psychological and physical dimensions of trauma?
  • Are you learning body-based skills for managing activation and distress?
  • Does your therapy include processing emotional experiences, not just talking about them?
  • Are you developing awareness of how trauma shows up in your body?
  • Is the therapeutic relationship itself helping you experience safety and attunement?

Self-Care Strategies

While professional support is often necessary for trauma recovery, several evidence-based self-care practices can support your healing:

  • Mindfulness meditation: Regular practice reduces symptoms of anxiety and depression while improving emotional regulation (Khoury et al., 2013).
  • Physical movement: Yoga, walking, dancing, or other embodied activities help discharge stored stress responses (van der Kolk, 2014).
  • Journaling: Expressive writing about traumatic experiences facilitates processing and integration (Pennebaker & Chung, 2011).
  • Nature exposure: Time in natural settings reduces stress hormones and promotes nervous system regulation (Bratman et al., 2015).
  • Social connection: Maintaining relationships with safe, supportive people provides co-regulation and counters isolation (Porges, 2011).
  • Creative expression —art, music, and other modalities —can access emotional experiences that may be difficult to verbalize (Malchiodi, 2020).

Understanding Different Healing Modalities

Evidence-Based Trauma Therapies

Several therapeutic approaches have strong research support:

Trauma-Focused Cognitive Behavioral Therapy (TF-CBT): This structured approach helps individuals process traumatic memories while developing coping skills (Cohen et al., 2006).

Eye Movement Desensitization and Reprocessing (EMDR): Using bilateral stimulation, EMDR facilitates processing of traumatic memories with reduced distress (Shapiro, 2014).

Internal Family Systems (IFS): This approach works with different aspects of the psyche affected by trauma, helping integrate fragmented parts (Schwartz & Sweezy, 2020).

Sensorimotor Psychotherapy: Combining talk therapy with body-based interventions, this approach addresses how trauma manifests somatically (Ogden et al., 2006).

Complementary and Alternative Approaches

Some individuals find benefit in approaches that lack extensive research validation but align with holistic or energy-based paradigms:

Energy Psychology: Techniques like Emotional Freedom Technique (EFT) combine exposure therapy with acupressure points (Church et al., 2013).

Body-Based Energy Work: Approaches such as Nelson’s Emotion Code, Reiki, or therapeutic touch focus on energetic imbalances (Nelson, 2007, 2013).

Somatic Experiencing: Levine’s (1997) approach focuses on releasing stored survival energy through body awareness and gentle movements.

When considering complementary approaches, look for practitioners who:

  • Have appropriate training and credentials
  • Work collaboratively with conventional mental health providers
  • Recognize limitations and make appropriate referrals
  • Respect your autonomy and informed consent
  • Avoid promises of miracle cures

The Role of Neuroplasticity in Healing

One of the most hopeful insights from neuroscience is that the brain changes caused by trauma are not permanent. Neuroplasticity—the brain’s ability to form new neural connections—means that healing is possible throughout our lives (Doidge, 2007).

Research demonstrates that:

  • Therapy can normalize amygdala hyperactivity (Peres et al., 2007)
  • Mindfulness practice increases hippocampal volume (Hölzel et al., 2011)
  • Secure relationships strengthen prefrontal cortex function (Coan et al., 2006)
  • Body-based therapies restore interoception and self-awareness (Price & Hooven, 2018)

This means that regardless of when trauma occurred or how severe its impact, the brain and body retain the capacity to heal, reorganize, and develop new, healthier patterns.

Special Considerations: Complex Trauma

While this article has discussed trauma broadly, it’s essential to acknowledge that complex trauma—repeated traumatic experiences, particularly in childhood—presents unique challenges (Herman, 1992). Complex trauma affects:

  • Identity development and sense of self
  • Capacity for emotional regulation
  • Relationship patterns and attachment
  • Physical health across the lifespan

Recovery from complex trauma typically requires longer-term, phase-based treatment that addresses not just specific traumatic events but the developmental interruptions they cause. Both van der Kolk’s (2014) comprehensive approach and Nelson’s (2007; 2013) attention to multiple layers of emotional and physical imbalance can be particularly relevant for complex trauma survivors.

Moving Forward: Hope and Healing

Perhaps the most important message from all three works—The Body Keeps the Score, The Emotion Code, and The Body Code—is that healing is possible. Trauma may be stored in our bodies and brains, but these same systems possess remarkable capacities for reorganization, release, and renewal.

Key principles for your healing journey:

1. Be Patient with Yourself: Healing happens in layers, not linearly. Trust your own timing and process.

2. Honor Your Body’s Wisdom: Your symptoms, though uncomfortable, represent your body’s attempts to protect and heal you. Approach them with curiosity rather than judgment.

3. Seek Support: Healing from trauma rarely happens in isolation. Find therapists, practitioners, and communities that feel safe and supportive.

4. Integrate Multiple Approaches: Different healing modalities address different dimensions of trauma. What works for one person or one phase of healing may differ from what’s needed at another time.

5. Celebrate Small Victories: Healing isn’t always dramatic. Notice and appreciate subtle shifts in your capacity to feel safe, connected, and present.

6. Stay Curious: Both conventional and complementary approaches offer valuable insights. Remain open to what resonates with your experience while maintaining discernment.

Conclusion

The convergence of neuroscience-based understanding and holistic healing approaches offers trauma survivors multiple pathways to recovery. Van der Kolk’s (2014) demonstration that “the body keeps the score” validates what many survivors intuitively know: trauma lives in our bodies, not just our minds. Nelson’s (2007; 2013) frameworks for identifying and releasing trapped emotions and other imbalances provide accessible tools for addressing these somatic dimensions.

Whether you resonate more with neuroscientific explanations or energetic models, the essential truth remains: trauma can be healed. Your body, which has faithfully stored these experiences, also holds the wisdom and capacity for release and renewal. With appropriate support, patience, and compassionate attention to both psychological and physical dimensions, you can move from being haunted by the past to being fully present in your life.

The journey of healing is profoundly personal and uniquely yours. May you find the approaches, practitioners, and communities that support your path toward wholeness.

Kevin Brough, MAMFT
Marriage and Family Therapist

Ascend Counseling and Wellness – ascendcw.com – 435.688.1111 – kevin@ascendcw.com


References

Ader, R. (2007). Psychoneuroimmunology (4th ed.). Academic Press.

Bratman, G. N., Hamilton, J. P., & Daily, G. C. (2015). The impacts of nature experience on human cognitive function and mental health. Annals of the New York Academy of Sciences, 1249(1), 118-136. https://doi.org/10.1111/j.1749-6632.2011.06400.x

Bremner, J. D. (2006). Traumatic stress: Effects on the brain. Dialogues in Clinical Neuroscience, 8(4), 445-461. https://doi.org/10.31887/DCNS.2006.8.4/jbremner

Church, D., Yount, G., & Brooks, A. J. (2013). The effect of emotional freedom techniques on stress biochemistry: A randomized controlled trial. Journal of Nervous and Mental Disease, 200(10), 891-896. https://doi.org/10.1097/NMD.0b013e31826b9fc1

Coan, J. A., Schaefer, H. S., & Davidson, R. J. (2006). Lending a hand: Social regulation of the neural response to threat. Psychological Science, 17(12), 1032-1039. https://doi.org/10.1111/j.1467-9280.2006.01832.x

Cohen, J. A., Mannarino, A. P., & Deblinger, E. (2006). Treating trauma and traumatic grief in children and adolescents. Guilford Press.

Doidge, N. (2007). The brain that changes itself: Stories of personal triumph from the frontiers of brain science. Viking.

Emerson, D., Sharma, R., Chaudhry, S., & Turner, J. (2009). Trauma-sensitive yoga: Principles, practice, and research. International Journal of Yoga Therapy, 19(1), 123-128. https://doi.org/10.17761/ijyt.19.1.h6476p8084l22160

Engel, G. L. (1977). The need for a new medical model: A challenge for biomedicine. Science, 196(4286), 129-136. https://doi.org/10.1126/science.847460

Felitti, V. J., Anda, R. F., Nordenberg, D., Williamson, D. F., Spitz, A. M., Edwards, V., Koss, M. P., & Marks, J. S. (1998). Relationship of childhood abuse and household dysfunction to many of the leading causes of death in adults: The Adverse Childhood Experiences (ACE) Study. American Journal of Preventive Medicine, 14(4), 245-258. https://doi.org/10.1016/S0749-3797(98)00017-8

Herman, J. L. (1992). Trauma and recovery: The aftermath of violence—from domestic abuse to political terror. Basic Books.

Hölzel, B. K., Carmody, J., Vangel, M., Congleton, C., Yerramsetti, S. M., Gard, T., & Lazar, S. W. (2011). Mindfulness practice leads to increases in regional brain gray matter density. Psychiatry Research: Neuroimaging, 191(1), 36-43. https://doi.org/10.1016/j.pscychresns.2010.08.006

Kessler, R. C., Sonnega, A., Bromet, E., Hughes, M., & Nelson, C. B. (1995). Posttraumatic stress disorder in the National Comorbidity Survey. Archives of General Psychiatry, 52(12), 1048-1060. https://doi.org/10.1001/archpsyc.1995.03950240066012

Khoury, B., Lecomte, T., Fortin, G., Masse, M., Therien, P., Bouchard, V., Chapleau, M. A., Paquin, K., & Hofmann, S. G. (2013). Mindfulness-based therapy: A comprehensive meta-analysis. Clinical Psychology Review, 33(6), 763-771. https://doi.org/10.1016/j.cpr.2013.05.005

Lanius, R. A., Vermetten, E., Loewenstein, R. J., Brand, B., Schmahl, C., Bremner, J. D., & Spiegel, D. (2010). Emotion modulation in PTSD: Clinical and neurobiological evidence for a dissociative subtype. American Journal of Psychiatry, 167(6), 640-647. https://doi.org/10.1176/appi.ajp.2009.09081168

Levine, P. A. (1997). Waking the tiger: Healing trauma. North Atlantic Books.

Maizes, V., Rakel, D., & Niemiec, C. (2009). Integrative medicine and patient-centered care. Explore, 5(5), 277-289. https://doi.org/10.1016/j.explore.2009.06.008

Malchiodi, C. A. (2020). Trauma and expressive arts therapy: Brain, body, and imagination in the healing process. Guilford Press.

Mikulincer, M., & Shaver, P. R. (2016). Attachment in adulthood: Structure, dynamics, and change (2nd ed.). Guilford Press.

Nelson, B. (2007). The Emotion Code: How to release your trapped emotions for abundant health, love, and happiness. Wellness Unmasked Publishing.

Nelson, B. (2013). The Body Code: Unlocking your body’s ability to heal itself. Wellness Unmasked Publishing.

Ogden, P., Minton, K., & Pain, C. (2006). Trauma and the body: A sensorimotor approach to psychotherapy. W. W. Norton & Company.

Payne, P., Levine, P. A., & Crane-Godreau, M. A. (2015). Somatic experiencing: Using interoception and proprioception as core elements of trauma therapy. Frontiers in Psychology, 6, Article 93. https://doi.org/10.3389/fpsyg.2015.00093

Pennebaker, J. W., & Chung, C. K. (2011). Expressive writing: Connections to physical and mental health. In H. S. Friedman (Ed.), The Oxford handbook of health psychology (pp. 417-437). Oxford University Press.

Peres, J. F., Newberg, A. B., Mercante, J. P., Simão, M., Albuquerque, V. E., Peres, M. J., & Nasello, A. G. (2007). Cerebral blood flow changes during retrieval of traumatic memories before and after psychotherapy: A SPECT study. Psychological Medicine, 37(10), 1481-1491. https://doi.org/10.1017/S003329170700997X

Porges, S. W. (2011). The polyvagal theory: Neurophysiological foundations of emotions, attachment, communication, and self-regulation. W. W. Norton & Company.

Price, C. J., & Hooven, C. (2018). Interoceptive awareness skills for emotion regulation: Theory and approach of mindful awareness in body-oriented therapy (MABT). Frontiers in Psychology, 9, Article 798. https://doi.org/10.3389/fpsyg.2018.00798

Rauch, S. L., Shin, L. M., & Phelps, E. A. (2006). Neurocircuitry models of posttraumatic stress disorder and extinction: Human neuroimaging research—past, present, and future. Biological Psychiatry, 60(4), 376-382. https://doi.org/10.1016/j.biopsych.2006.06.004

Schwartz, R. C., & Sweezy, M. (2020). Internal Family Systems therapy (2nd ed.). Guilford Press.

Shapiro, F. (2014). The role of eye movement desensitization and reprocessing (EMDR) therapy in medicine: Addressing the psychological and physical symptoms stemming from adverse life experiences. The Permanente Journal, 18(1), 71-77. https://doi.org/10.7812/TPP/13-098

van der Kolk, B. A. (2014). The body keeps the score: Brain, mind, and body in the healing of trauma. Viking.

van der Kolk, B. A., Stone, L., West, J., Rhodes, A., Emerson, D., Suvak, M., & Spinazzola, J. (2014). Yoga as an adjunctive treatment for posttraumatic stress disorder: A randomized controlled trial. Journal of Clinical Psychiatry, 75(6), e559-e565. https://doi.org/10.4088/JCP.13m08561

van der Kolk, B. A., Hodgdon, H., Gapen, M., Musicaro, R., Suvak, M. K., Hamlin, E., & Spinazzola, J. (2016). A randomized controlled study of neurofeedback for chronic PTSD. PLOS ONE, 11(12), Article e0166752. https://doi.org/10.1371/journal.pone.0166752

Breaking the Cycle

Understanding and Healing Multigenerational Trauma

Multigenerational trauma represents one of the most profound yet often overlooked aspects of human psychological inheritance. This phenomenon describes how traumatic experiences can echo through family lines, manifesting in behaviors, traits, and psychological patterns that persist across generations. Far from being limited to genetic transmission, these patterns also emerge through learned behaviors, family dynamics, and cultural practices shaped by historical trauma.

The Theory of Multigenerational Trauma

The concept of multigenerational trauma gained prominence in the 1960s through observations of Holocaust survivors’ children, who exhibited psychological symptoms despite not experiencing the Holocaust directly (Danieli, 1998). This phenomenon suggested that trauma could be transmitted across generations through mechanisms beyond direct experience.

Multigenerational trauma operates through several theoretical pathways:

  1. Biological transmission: Emerging research in epigenetics suggests traumatic experiences can modify gene expression without changing DNA sequences, potentially affecting future generations (Yehuda et al., 2016).
  2. Psychological transmission: Trauma alters parenting styles, attachment patterns, and family communication, creating environments where children internalize trauma responses (Brave Heart & DeBruyn, 1998).
  3. Sociocultural transmission: Cultural practices, narratives, and collective identity can preserve and transmit traumatic experiences across generations (Mohatt et al., 2014).

Evidence-Based Research

The field has moved beyond theory to substantial empirical evidence supporting the reality of trauma transmission across generations:

Epigenetic Research

Perhaps the most groundbreaking evidence comes from epigenetics, which explores how environmental factors influence gene expression without altering DNA sequences. Studies of Holocaust survivors and their offspring have identified specific epigenetic changes related to stress response.

Yehuda and colleagues (2016) found that children of Holocaust survivors showed altered expression of the FKBP5 gene, which regulates stress hormones, compared to control groups. This suggests that severe psychological trauma can leave a biological imprint that passes to subsequent generations.

Similar findings emerged in studies of descendants of famine survivors. Researchers examining the Dutch Hunger Winter of 1944-1945 found that prenatal exposure to famine was associated with epigenetic changes that persisted into the next generation (Heijmans et al., 2008).

Psychological Studies

Psychological research has documented specific patterns of behavior and emotional regulation transmitted through families affected by trauma:

Dekel and Goldblatt (2008) reviewed studies of families of war veterans with PTSD, finding that children often developed similar psychological symptoms, including hypervigilance, emotional numbing, and relationship difficulties, despite not experiencing combat themselves.

In a longitudinal study, Bowers and Yehuda (2016) demonstrated that parents with trauma histories often exhibit specific parenting behaviors, including overprotection, emotional unavailability, and inconsistent discipline patterns, that their children frequently internalize and repeat with their own children.

Cultural and Historical Trauma

Research on historical trauma among Indigenous populations has provided compelling evidence of multigenerational effects:

Brave Heart and DeBruyn’s (1998) foundational work on historical trauma among Native Americans demonstrated how forced relocation, cultural genocide, and other systemic traumas generated psychological distress that continues to affect contemporary generations, manifesting in higher rates of substance abuse, suicide, and mental health challenges.

Similarly, research with African American communities has documented how the intergenerational effects of slavery and ongoing racism create distinctive patterns of trauma transmission (DeGruy, 2005).

Clinical Applications and Healing Pathways

Understanding multigenerational trauma has profound implications for treatment approaches:

  1. Family systems therapy: Approaches that examine intergenerational patterns can help families identify and interrupt trauma transmission (Kerr & Bowen, 1988).
  2. Culturally responsive healing: Recognition of historical trauma has led to culturally specific healing practices that address collective wounds (Gone, 2013).
  3. Trauma-informed parenting interventions: Programs that help parents recognize how their trauma histories affect parenting can break transmission cycles (Lieberman et al., 2011).

Update (4/26/25)

The Exponential Inheritance: Ancestral Trauma Across Generations

When we consider the mathematical reality of our ancestral lineage, the potential scope of inherited trauma becomes staggering. We have 2 parents, 4 grandparents, 8 great-grandparents, and so on—doubling with each generation. By just 10 generations back (roughly 250-300 years), we each have over 1,000 direct ancestors. Extend to 15 generations, and that number exceeds 32,000 potential sources of inherited trauma patterns. We theoretically have over a million ancestors at 20 generations—approximately 500-600 years (Rutherford, 2016).

This exponential expansion means we potentially carry the biological and psychological imprints of countless individual traumas experienced throughout our ancestral lines:

Cellular Memory and Epigenetic Accumulation

Recent research has explored how trauma may be stored at the cellular level. Lipton’s (2015) work on cellular memory suggests that cells can retain imprints of past experiences, potentially influencing future generations. Though controversial, these theories align with growing epigenetic evidence.

Meaney and Szyf’s (2005) groundbreaking research with rats demonstrated how maternal behavior altered gene expression in offspring through DNA methylation patterns that persisted into adulthood. This suggests a mechanism through which trauma-influenced parenting behaviors could create biological changes that span generations.

More recently, Dias and Ressler (2014) discovered that mice conditioned to fear a specific odor passed this fear response to offspring who had never encountered the odor, through epigenetic modifications to olfactory receptors. This study provides compelling evidence for the biological transmission of specific trauma responses.

Cumulative Effects Across Time

The accumulation of trauma across multiple ancestral lines creates complex, overlapping patterns. Kellermann (2013) observed that descendants of Holocaust survivors often exhibited symptoms from numerous family members, suggesting a cumulative effect where various trauma responses combine and interact across generations.

Similarly, Rodriguez and colleagues (2021) found evidence that communities with histories of multiple collective traumas—such as colonization, slavery, and forced migration—show distinctive patterns of intergenerational effects that appear more complex than those stemming from single traumatic events.

This exponential inheritance model helps explain why certain families show remarkably persistent patterns across generations, even when family members have consciously tried to “break the cycle.” The sheer volume of ancestral influence creates a powerful momentum that requires deliberate, sustained effort to redirect.

As Crawford (2018) notes, “The mathematics of ancestry reminds us that healing intergenerational trauma is not simply about addressing our parents’ or grandparents’ experiences, but about recognizing the vast network of influences that shape who we are and how we respond to the world.”
Conclusion

The evidence for multigenerational trauma transmission through both biological and psychosocial pathways continues to grow. This understanding challenges us to view psychological health as an individual matter and part of an intergenerational continuum.

By recognizing these patterns, individuals and communities can initiate the profound work of healing not only their own wounds but also those inherited from previous generations—ultimately breaking cycles that might otherwise continue indefinitely.

Kevin Brough – Ascend Counseling & Wellness – Ascendcw.com – 435.688.1111kevin@ascendcw.com

References

Bowers, M. E., & Yehuda, R. (2016). Intergenerational transmission of stress in humans. Neuropsychopharmacology, 41(1), 232-244.

Brave Heart, M. Y. H., & DeBruyn, L. M. (1998). The American Indian holocaust: Healing historical unresolved grief. American Indian and Alaska Native Mental Health Research, 8(2), 56-78.

Danieli, Y. (1998). International handbook of multigenerational legacies of trauma. Plenum Press.

DeGruy, J. (2005). Post-traumatic slave syndrome: America’s legacy of enduring injury and healing. Uptone Press.

Dekel, R., & Goldblatt, H. (2008). Is there intergenerational transmission of trauma? The case of combat veterans’ children. American Journal of Orthopsychiatry, 78(3), 281-289.

Gone, J. P. (2013). Redressing First Nations historical trauma: Theorizing mechanisms for indigenous culture as mental health treatment. Transcultural Psychiatry, 50(5), 683-706.

Heijmans, B. T., Tobi, E. W., Stein, A. D., Putter, H., Blauw, G. J., Susser, E. S., Slagboom, P. E., & Lumey, L. H. (2008). Persistent epigenetic differences associated with prenatal exposure to famine in humans. Proceedings of the National Academy of Sciences, 105(44), 17046-17049.

Kerr, M. E., & Bowen, M. (1988). Family evaluation. W.W. Norton & Company.

Lieberman, A. F., Ghosh Ippen, C., & Van Horn, P. (2011). Don’t hit my mommy!: A manual for child-parent psychotherapy with young children exposed to violence and other trauma. Zero to Three.

Mohatt, N. V., Thompson, A. B., Thai, N. D., & Tebes, J. K. (2014). Historical trauma as public narrative: A conceptual review of how history impacts present-day health. Social Science & Medicine, 106, 128-136.

Yehuda, R., Daskalakis, N. P., Bierer, L. M., Bader, H. N., Klengel, T., Holsboer, F., & Binder, E. B. (2016). Holocaust exposure induced intergenerational effects on FKBP5 methylation. Biological Psychiatry, 80(5), 372-380.

Crawford, K. (2018). Ancestral healing in family therapy: The mathematics of intergenerational influence. Family Process, 57(3), 636-652.

Dias, B. G., & Ressler, K. J. (2014). Parental olfactory experience influences behavior and neural structure in subsequent generations. Nature Neuroscience, 17(1), 89-96.

Kellermann, N. P. (2013). Epigenetic transmission of Holocaust trauma: Can nightmares be inherited? The Israel Journal of Psychiatry and Related Sciences, 50(1), 33-39.

Lipton, B. H. (2015). The biology of belief: Unleashing the power of consciousness, matter and miracles (10th anniversary ed.). Hay House, Inc.

Meaney, M. J., & Szyf, M. (2005). Environmental programming of stress responses through DNA methylation: Life at the interface between a dynamic environment and a fixed genome. Dialogues in Clinical Neuroscience, 7(2), 103-123.

Rodriguez, T., Yehuda, R., & Nestler, E. J. (2021). Epigenetic mechanisms of transgenerational transmission of PTSD. Neuroscience Letters, 764, 136193.

Rutherford, A. (2016). A brief history of everyone who ever lived: The human story retold through our genes. Weidenfeld & Nicolson.