The Science That Reframes Self-Blame: Intergenerational Trauma, Epigenetics, and the Body's Inheritance
How research on Holocaust survivors, the Dutch Hunger Winter, and laboratory mice is changing what we know about anxiety, hypervigilance, and the patterns we can't seem to outgrow — and how a blended approach to intergenerational trauma therapy in NYC is helping people work at the level where these patterns actually live.
When the Pattern Doesn't Start With You
There's a particular kind of suffering that doesn't make sense in the context of your own life.
You have a recurring fear and can't quite locate its origin. You shut down in intimacy in a way that doesn't match your history. You drive yourself past your limits without knowing why. You scan rooms for danger that isn't there. You carry a sense of dread that predates any specific event you can remember.
For a long time, the assumption in psychology was that these patterns had to come from somewhere in your own biography — even if the memory was buried, even if the wound was preverbal. And often, that's part of the truth.
But a growing body of research is pointing to something else: the possibility that some of what you carry was never yours to begin with. That your nervous system learned something from someone else's nervous system — usually a parent's, sometimes a grandparent's — and learned it so completely that it feels indistinguishable from your own personality.
This is the field of epigenetics. And it is reframing what intergenerational trauma actually is.
What Epigenetics Has Shown Us
Epigenetics is the study of how gene expression changes without altering the underlying DNA sequence. The genes themselves don't change. But the environmental signals that tell genes when and how to activate — those can be modified by experience. And, in some cases, those modifications can be passed from one generation to the next.
The most cited research in this area comes from Rachel Yehuda's work at Mount Sinai on the descendants of Holocaust survivors. Yehuda and her team found that the children and grandchildren of survivors showed measurable differences in cortisol levels and stress hormone profiles — the same biological signatures of trauma — even when those descendants had never experienced trauma themselves. The body was carrying what the ancestor had survived.
Similar findings emerged from research on the Dutch Hunger Winter, a famine that occurred in the Netherlands in 1944–45. Children born to mothers who were pregnant during the famine showed higher rates of metabolic and psychological health issues decades later. Their grandchildren showed the same. Something about the experience of starvation encoded itself and traveled forward.
Animal studies confirmed the mechanism even more precisely. Mice trained to fear a specific scent — cherry blossom — through mild electric shock passed that fear response to their offspring, and to their offspring's offspring. The descendants had never encountered the shock. They had never been taught the fear. They were born with it, written into their nervous systems.
The Most Intimate Version of This Truth
There's one more piece of biology worth knowing, because it makes the abstract idea of inherited trauma viscerally concrete.
You developed from an egg in your mother's body. But your mother's eggs were formed when she was a developing fetus — inside her mother. By around 20 weeks of gestation, a female fetus has produced every egg she will ever have. Which means the egg that became you was already present in your mother's body when your mother was still in the womb of your grandmother.
A part of you — the cellular material that would eventually become you — lived inside your grandmother's body.
Her nervous system was the environment that cell developed in. Her stress hormones. Her nutritional state. Her grief, her vigilance, her unmetabolized fear. Whatever she was carrying biologically during that pregnancy was the climate in which the earliest version of you was forming.
This is sometimes called the three-generations-in-one-body phenomenon. When your grandmother was pregnant with your mother, she was also, in a real cellular sense, carrying the beginning of you.
The egg itself only goes back one generation — to your grandmother's womb, not further. But the epigenetic markers, the chemical tags that influence how genes are expressed, can be transmitted across additional generations. That's what the Holocaust and Dutch Hunger Winter studies demonstrate: the biological tissue lineage is two generations deep, but the inheritance of how a nervous system has learned to live in the world can travel farther.
So when we say something traveled to you through your lineage, we are not speaking metaphorically. We are describing biology in its most literal form.
Why This Matters for How You Understand Yourself
Sit with this for a moment.
The anxiety you can't explain. The hypervigilance that activates in situations that don't warrant it. The particular way you close down in closeness, or push past exhaustion, or apologize before anyone has accused you of anything — these patterns may have very little to do with your own experience.
They may be your nervous system's faithful transmission of what someone before you survived.
This is not a metaphor. It is not a spiritual idea about ancestral wounds. It is a measurable biological phenomenon. Cortisol profiles. Methylation patterns. Stress hormone signatures. Your body learning from another body what it needed to know to survive — and continuing to act on that knowledge long after the original threat has passed, sometimes in a different country, a different century, a different life.
The relief in this — and there is relief, eventually — is that self-blame begins to loosen. You stop interrogating yourself for why you're "like this." You stop assuming the pattern is a flaw in your character. You start asking a different question: whose pattern is this, and what was it trying to protect?
Why the Body Has to Be Part of the Work
Peter Levine, whose foundational work on somatic trauma has shaped how we understand stress physiology, observed something useful here: animals in the wild complete their stress responses naturally. They shake. They tremble. They discharge the activation before it can become stored. Humans interrupt that process. We're self-conscious. We hold it together. And so what the animal completes in minutes, we carry — for years, sometimes for generations — because it never found its way out.
This is the part talk therapy alone can't quite reach.
If a pattern is encoded biologically — in cortisol regulation, in the autonomic nervous system, in implicit memory that was never yours to consciously hold — then understanding it intellectually only takes you so far. You can read every book on epigenetics. You can map your family tree. You can name with precision which grandparent fled which war, which great-grandmother lost which child. And the pattern can still run.
This is because implicit memory is not stored in the conscious mind. It is stored in the nervous system. And what is held in the body can only be fully released through the body.
This is also why the negative beliefs that travel through lineages — I'm not safe, I'm too much, I don't matter, something terrible is about to happen — are so difficult to shift through cognitive work alone. By the time a belief has traveled across generations and lodged itself in your nervous system before you had language, it doesn't feel like a belief. It feels like the truth about who you are. It feels like personality.
These beliefs cannot be argued out of. They have to be located, traced to their source, and rescripted in the same modality they were encoded in — through the body.
How We Approach Intergenerational Trauma Therapy in NYC
At Brooklyn Somatic Therapy, the work of healing inherited trauma is rarely done with one tool. The patterns are too layered. The encoding is too deep. The intersection of nervous system, belief, memory, and lineage requires an approach that can move between all of these.
Our intergenerational trauma therapy blends three evidence-based modalities, each of which addresses a different dimension of what's being carried.
EMDR (Eye Movement Desensitization and Reprocessing) is our entry point for the discrete traumatic memories that anchor inherited patterns — yours or your ancestors'. EMDR allows the nervous system to reprocess overwhelming experience that was never fully metabolized. When we use it in the context of lineage work, we are often not just reprocessing your own memories, but the moments where your nervous system absorbed someone else's unresolved material — the look on your mother's face, the tone in your grandfather's silence, the activation that traveled into you before you had words for it.
Somatic techniques — drawn from Hakomi, Somatic Experiencing, and sensorimotor approaches — are how we follow the body's signals back to the source. When a sensation arises that doesn't match your present life, we don't try to think our way through it. We track it. We ask where it lives. We let the body show us what memory or association is connected to it, often surfacing material the conscious mind couldn't access. This is how we discharge the activation Levine described — slowly, with care, completing what was never allowed to complete.
Family constellations work is what allows us to see the systemic field. Constellations make visible the inherited loyalties, the unprocessed grief, the excluded family members whose pain has been quietly carried by someone in the next generation — usually unconsciously, often as an act of love. When we identify what belongs to whom, we can begin to give back what was never ours to carry, and receive what was always meant to come down the line as a gift rather than as a burden.
These three modalities aren't sequential. They interweave. A constellation might surface a body sensation that we then track somatically. A somatic exploration might reveal a discrete memory we then process with EMDR. An EMDR session might open the door to a lineage pattern we then work with through constellations. The body, the memory, the belief, and the system all get addressed — because all of them are part of how the trauma was held in the first place.
What Becomes Possible
When the work is done at the level where the pattern actually lives, something shifts.
The anxiety begins to feel less global and more specific — tied to a moment, a person, a piece of history rather than something fundamental about you. The hypervigilance softens because your nervous system no longer needs to remain on guard for a threat that was never yours. The belief that something is wrong with you begins to dissolve as you locate, with precision, where the belief actually originated — and recognize that it was true then, for that person, in that moment. Not true now. Not true of you.
You don't stop being affected by your lineage. You stop being defined by what was unmetabolized in it. The inheritance begins to change — in you, and in everyone who comes after you.
This is the level somatic intergenerational work can reach. And it is, in our experience, where the most durable healing happens.
Work With Our Team
If you've been doing personal development work for years and the pattern still runs — if you've understood your story intellectually but your body hasn't gotten the memo — there's a reason. And it isn't that you haven't tried hard enough.
It's that the work needs to happen in the modality the pattern was encoded in.
At Brooklyn Somatic Therapy, our team of clinicians is trained in EMDR, somatic techniques, and family constellations work. We offer intergenerational trauma therapy in person at our Brooklyn office and virtually across New York State. Whether you're just beginning to consider what you may have inherited, or you've been circling this work for a while and are ready to go deeper, we'd be glad to meet you where you are.
Book a free 15-minute consultation with our team →
There's no pressure to commit to ongoing work after the call. It's a chance to talk through what you're carrying, ask questions about our approach, and find out whether one of our clinicians is the right fit for you.
— Rebecca Stone, LCSW, CHT, C-EFT Founder & Clinical Director, Brooklyn Somatic Therapy