Understanding Tension Release Exercises: What TRE Is and How It Works

Most of us carry tension we don't even notice anymore. It shows up as tight shoulders, a clenched jaw, a stomach that never fully settles, small signs of a nervous system that's been holding on for a long time. Breathwork and Reiki both work with this, in different ways. There's a third practice I've been training in that approaches the same problem from the body itself: Tension Release Exercises, more commonly known as TRE.
A Bit of History
TRE was developed by Dr. David Berceli, a social worker and trauma specialist who spent years working in conflict zones around the world, including Lebanon, Sudan, and the Middle East. Watching how people's bodies responded to extreme stress, he noticed something: after intense physical exertion or life-threatening situations, the body often produces an involuntary shaking or tremoring, similar to what you see in animals in the wild after a threat has passed. Most of us have seen this in a dog that shakes itself off after something startling.
Berceli's insight was that humans have this same built-in mechanism, but modern life rarely gives us a chance to let it finish. We tense up, but we don't always get to discharge that tension the way our bodies are designed to. Over years of clinical work, he developed a simple series of exercises that gently and intentionally invite that same tremoring response, in a safe, controlled way. TRE is now taught and practiced internationally.
What TRE Actually Is
TRE uses a short sequence of guided movements, things like specific stretches and positions, to gently fatigue certain muscle groups in a way that invites the body's natural tremor reflex. It isn't about reliving anything or talking through what happened. It's a body-first approach: you move, the body does what it already knows how to do, and tension that's been sitting for a long time sometimes finally has somewhere to go.
How This May Support Clients
People come to TRE for a lot of different reasons; everyday stress, physical tightness that doesn't resolve with stretching or massage alone, or a general sense of being "wound up" without an obvious cause. Because the practice doesn't require talking about the past or analyzing anything, it can feel accessible even to someone who isn't sure they want to "process" something, they just know their body feels tight and they want it to feel less so.
How This Is Different From Breathwork
Breathwork works through the breath to shift your nervous system state, often surfacing emotion and insight as you go. TRE works through movement and the body's own physical release mechanism. Neither is better than the other, they're just different doors into the same room.
In practice, I've found they complement each other well. Someone who's done a lot of breathwork sometimes finds TRE opens a layer that breath alone doesn't reach, purely physical, held tension that's more about the body than the story. And someone newer to this kind of work might find TRE's simplicity a gentler starting point before exploring breathwork.
Where Reiki Fits
Reiki plays a different role entirely: after any kind of release work, breath or body-based, the nervous system needs somewhere quiet to land. That's what Reiki offers. It's not about releasing anything new, it's about rest, integration, and letting whatever shifted actually settle in.
Where I Am With TRE Right Now
I'm currently training toward my TRE® Provider Certification, so it isn't yet a bookable service at Confluence. I wanted to share what I've been learning because this practice has genuinely shifted how I think about the body's own capacity to heal itself. You can [read more about TRE here], including what a future session will involve.
If what you're noticing right now is more emotional than physical, breathwork might be the right place to start. If your body specifically feels like it's holding something, Reiki's stillness can be a gentle way in.



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