Supporting article (P3-S5-A34 · 1 of 4) | Tension and Trauma Releasing Exercises (TRE): What They Are and What the Evidence Shows
1. What People Are Actually Asking About
Tension and trauma releasing exercises, usually shortened to TRE, are simple movements designed to fatigue the legs until the body begins to tremble on its own. If you have seen someone lying on the floor with their knees shaking and wondered whether it is doing something real, the honest answer is that the practice is widely taught but the research behind it is small and mostly not about trauma.
That gap between how confidently TRE is described and how thin the evidence is can be disorienting. This article covers what the practice involves, what the studies found, and how to decide whether to try it — part of the broader question of how to weigh any body-based approach against safety, fit, and evidence.
If you tried TRE because it was described as letting your body finish something it never got to finish, and felt little or nothing, that is not a personal failure. The research base is too small to say what a typical response even looks like.
2. What the Practice Involves
TRE is a sequence of roughly seven stretching and muscle-fatiguing exercises, usually ending lying on your back with the soles of your feet together and knees raised, which commonly triggers an involuntary tremor through the legs and hips. The method’s developer describes that tremor as a natural discharge mechanism.
This article focuses on TRE and its evidence base. How the body takes part in trauma and recovery more broadly belongs to this silo’s parent guide rather than here.
3. What the Experience Is Like
The tremor is usually described as unremarkable rather than dramatic — a fine, fast shaking in the thighs, almost like a muscle twitch that will not stop. Some find it oddly pleasant. Others find the loss of voluntary control unsettling.
There is a less-discussed experience worth naming: finishing a session feeling nothing, then wondering whether you did it wrong. No established dose or response pattern exists to compare yourself against, so that uncertainty is built into the practice rather than into you.
You may notice the hardest part is not the shaking but what you expect it to mean. When a practice is described as releasing something, a quiet session can feel like evidence about you rather than about the method.
4. What the Research Actually Shows
The published evidence is genuinely small. The earliest study of the self-induced tremors underlying the method was an uncontrolled ten-week feasibility study of 21 caregivers, reporting improved self-rated quality of life with no comparison group (Berceli et al., 2014). An exploratory pilot in nine people with multiple sclerosis found significant improvement on self-reported symptoms and a fatigue scale — while ankle spasticity, the one outcome measured by a device rather than a questionnaire, did not change (Lynning et al., 2021).
The randomized evidence points the same direction. A controlled trial enrolled people with multiple sclerosis, not trauma survivors, and its authors noted that only limited research exists on the method (Skovgaard et al., 2025). On the primary fatigue outcome, no significant difference from control was found in the unadjusted analysis; differences emerged only after adjusting for baseline imbalance, and the authors called for further research.
A misconception worth correcting: the idea that neurogenic tremor releases stored trauma is the method’s proposed explanation, not an established finding. Across these studies the outcomes measured were fatigue, quality of life, spasticity and day-to-day symptoms — none tested that explanation (Berceli et al., 2014; Lynning et al., 2021; Skovgaard et al., 2025).
Clinically, the useful distinction is between a method shown not to work and one barely studied. TRE is the second. That is not a verdict against it, and not permission to call it evidence-based.
5. Signals Worth Watching
If you try TRE, these patterns are worth tracking:
- Tremor that continues well beyond the session rather than stopping when you do
- Feeling flooded or tearful in a way that does not settle within the hour
- Losing track of time, or not recalling parts of a session afterwards
- A practitioner who describes the tremor as removing trauma rather than a physical response
- Being encouraged to continue when you have asked to stop
6. How This Plays Out in Ordinary Life
For most people who try TRE the stakes are modest: some time spent, some hope invested, and either a practice that sticks or one that quietly drops away. That is a reasonable outcome, not a wasted effort.
The cost is higher when TRE is chosen instead of something better supported, particularly if post-traumatic symptoms are interfering with work, sleep or relationships.
7. How to Approach It Sensibly
Treat it as an experiment with a defined endpoint — six to eight weeks, then an honest look at whether anything changed. Work with a trained practitioner for the first sessions rather than from a video, so someone else is watching the pace. Do not add it during an active trauma-processing phase without telling your therapist, since it can surface material between appointments.
If the difficult part is not the shaking but physical closeness during hands-on guidance, that response deserves attention rather than being pushed past — see touch aversion and touch hunger after trauma. Professional support is worth involving if distress escalates across sessions, if you dissociate during practice, or if you are already in trauma treatment.
Before starting, write down what you expect TRE to change. Six weeks later that note is a more reliable comparison than memory, which reshapes itself around whatever happened.
8. Where This Fits Into the Bigger Picture
Working out what to make of a practice with thin evidence is harder than following a well-supported protocol, and doing it carefully is a skill, not excessive caution. For the wider view across this entire topic, healing trauma: nervous system regulation, somatic recovery and the body’s role in healing covers the full picture beyond just this silo.
The same questions apply to every body-based option, which is what the parent guide to choosing a body-based practice after trauma is built around. For a comparison point with a much larger research base, trauma-sensitive yoga is the natural next read.
9. A Reasonable Place to Land
You do not have to resolve whether TRE works to make a sound decision about it. Hold it as an experiment rather than an answer, give it a defined trial, and judge it on what changes for you rather than how it is described.
Whatever you decide about TRE, the way you evaluated it — asking what was measured, in whom, and against what — is worth keeping for every practice that comes after.
10. Frequently Asked Questions
Is TRE evidence-based for trauma or PTSD?
Not at present. The published studies are few, and the randomized trial that exists enrolled people with multiple sclerosis rather than trauma survivors. That does not mean TRE is ineffective, but nobody can honestly call it established for post-traumatic stress.
Is it safe to do TRE on my own at home?
Many people do, and no serious harms appear in the small literature. Starting with a trained practitioner is still the more cautious route, particularly if you dissociate or are in active trauma treatment.
What if I do not shake at all?
That is common and not a sign something is wrong with you. Tremor onset varies with fatigue, position and comfort in the room, and no established response pattern exists to measure yourself against.
How is TRE different from trauma-sensitive yoga?
The research base is the clearest difference: yoga for post-traumatic stress has several randomized trials and pooled review evidence behind it, while TRE has a handful of small studies mostly outside trauma populations.
References
- Berceli D, Salmon M, Bonifas R, Ndefo N (2014). Effects of self-induced unclassified therapeutic tremors on quality of life among non-professional caregivers: A pilot study. Global Advances in Health and Medicine, 3(5), 45-48.
- Lynning M, Svane C, Westergaard K, Bergien SO, Gunnersen SR, Skovgaard L (2021). Tension and trauma releasing exercises for people with multiple sclerosis – An exploratory pilot study. Journal of Traditional and Complementary Medicine, 11(5), 383-389.
- Skovgaard L, Trénel P, Hanehøj K, Lynning M (2025). Tension and trauma releasing exercises for people with multiple sclerosis: A randomized controlled trial. Advances in Mind-Body Medicine, 39(1), 4-12.
Support & Safety Resources
- If you are in crisis or thinking about harming yourself, call or text the 988 Suicide and Crisis Lifeline, available 24/7.
This article was drafted with AI assistance and reviewed and approved by The Psychanatomy Editorial Team before publication.
