How Beliefs Control Biology: A Healing Journey Through the Lens of Bruce Lipton’s Work
- Leslie
- Feb 16
- 3 min read
Updated: Sep 9
For much of my life, I carried the weight of both emotional and physical trauma. My story of pain began at birth and continued through decades of struggle, finally reaching its peak after the birth of my second child and the end of my marriage. By then, the Hashimoto’s thyroiditis I had developed as a teenager, worsened until it all but debilitated me.
Like so many women, I was told by every specialist I'd seen that my suffering was genetic—that my body was betraying me—and that my only option was to manage symptoms. Deep down, though, I knew there had to be another way. I longed for an answer that spoke not just to my body, but to my heart and soul.

That’s when I discovered the science of Epigenetics and an exciting rabbit hole opened for me. An author who's work really spoke to me is Dr. Bruce Lipton. His groundbreaking book The Biology of Belief (2005) felt like someone had finally handed me the missing key I'd been searching for. Lipton’s research in cellular biology revealed that our genes are not rigid scripts, but blueprints. What determines whether those blueprints are expressed is the environment—both the outer world we live in and the inner world of our beliefs, emotions, and perceptions. As he writes, “Beliefs control biology."
Those words cracked something open in me. It helped me reframe my stories about my childhood and marriage. I understood that my history of trauma—the constant fear, stress, and survival mode—had created a biochemical environment in my body that was keeping me sick. The Hashimoto’s, the exhaustion, the hormonal imbalances—they weren’t my destiny, and they weren't "mine". They were simply my body’s response to decades of living in an unsafe environment, both physically and emotionally. This was a turning point for me in how I spoke to myself and about myself. The end to my feeling victimized by my childhood, by who I had become, was finally happening.
In The Wisdom of Your Cells (2007), Lipton explains: “We are the drivers of our biology, not its victims. Genes are simply blueprints; it is the environment, the architect, that reads the plans.” This truth changed everything. I began to see that if my body had been shaped by trauma, it could also be reshaped by healing.
So began the slow, tender work of creating safety in my nervous system and nourishment in my life. I learned to feed myself not only with food but with compassion, rest, and beliefs that honored my worth. I allowed myself to learn how to release old patterns of fear and welcome love, joy, and connection as medicine. And with time, my body responded. Balance returned, energy lifted, and the weight of decades of illness began to soften.
Lipton’s other works, including Spontaneous Evolution (2009, with Steve Bhaerman) and The Honeymoon Effect (2013), reminded me that healing is not just an individual journey. Just as trillions of cells collaborate to create a body, we too are designed to thrive in community, in connection, and in love.

My journey is living proof of what Dr. Lipton teaches: trauma may shape us, but it does not have to define us. Healing is not about being bound by our genes; it is about learning to create environments of safety, peace, and love—within and around us.
As Lipton beautifully writes in The Biology of Belief: “We have a choice. We can live in fear or move forward in hope and possibility. We can choose to be the masters of our lives rather than the victims of our genes.”
I chose hope. And that choice changed everything.
Your Invitation
If you’re walking a similar path—navigating autoimmune illness, carrying the weight of old trauma, or simply longing for a deeper way to heal—I want you to know you are not alone. Your body holds an incredible ability to heal when given the right environment and tools, and your story, like mine, can be rewritten.
If you're ready to move forward in health and harmony and would like the guidance and support I offer, please connect with me.
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