Gene expression
- JAN SWERTS
- 3 days ago
- 3 min read

For a long time, we thought that body and mind were separate. As if the body were a machine and the mind something floating above it. Later, we discovered that everything also has to do with energy, but even then we continued to search for boundaries. Today, there is a growing awareness that we are one whole, in which body, brain, feelings, and environment are constantly in dialogue with each other.
Who you are is not a fixed given. You feel different when you feel safe than when you feel tense. Your heart opens up when you are calm and contracts when you are afraid. Your mood colors how you see the world, and that perception flows back to your body. This creates a continuous cycle between inside and outside, between feeling and functioning.
Every experience leaves a trace in the body. Not as good or bad, but as information. Stress is not an enemy, it is a messenger. It tells the body that there is something to be alert to. When that signal continues to sound for too long, the body forgets what relaxation feels like. Then it holds on to what it actually wants to let go of, and recovery gets less space.
Every cell in your body contains the same DNA, like a book full of possibilities. Every cell carries the same story, but reads only a small part of it. A heart cell reads different pages than a brain cell. This is how form, function, and rhythm arise. The book does not change, but the passages that are read aloud do. We call this gene expression: bringing potential to life.
Which pages are read depends on the signals a cell receives. Hormones, nutrition, light, movement, but also feelings of stress or safety constantly send instructions. The body listens and adapts. Not out of willpower, but out of intelligence. As if every cell knows how to respond to the world around it.
Consciousness arises in this interplay. Not in a single cell, not in a single place, but in the harmony between billions of brain cells that communicate with each other. When the timing is right, energy flows and connection is present, clarity arises. Consciousness is not a thing, but an experience of harmony. A moment when everything is in tune with each other.
In this whole, the hypothalamus plays a silent, central role. This small area in the brain listens to signals from inside and outside: light and dark, tension and relaxation, proximity and distance. It translates these impressions to the pituitary gland, which sends hormones and rhythms throughout the body. In this way, a feeling in your heart becomes a signal in your cells.
This flow does not move in one direction only. It also moves from top to bottom, from consciousness to body. When you slow down your breathing, when you turn your attention inward, you give the body a sign of safety. The vagus nerve is activated, stress levels drop, and the body remembers how recovery feels. Not because you force something, but because you invite it.
Light and frequency work in the same way. They remind the body of rhythm, day and night, being awake and resting. They nourish the energy in the cells and support the connection between brain and body. Not as a miracle, but as a guide to what is already present.
This does not mean that thoughts cause illness or that everything is malleable. It does mean that body and mind are partners. Your feelings, your heartbeat, your breath, your cells, and your thoughts together form one story. Health arises when that story is allowed to flow.
You are not a fixed image, but a process. A continuous encounter between the inner world and the outer world. Between what you carry with you and what you are experiencing now. And somewhere in that whole lies a silent intelligence that constantly seeks balance, connection, and wholeness. Sometimes that movement starts with something very simple: a breath, a feeling of safety, or a moment when you feel connected to yourself and the world around you.







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