Le Dynamic Neural Retraining System (DNRS) est un programme autodirigé destiné aux personnes atteintes de maladie chronique. Il enseigne une routine mentale quotidienne, pratiquée pendant des mois, censée interrompre ce que le programme appelle une réponse de menace bloquée dans le cerveau. Il est commercialisé pour l'encéphalomyélite myalgique et le syndrome de fatigue chronique, la sensibilité chimique multiple, la fibromyalgie et la COVID longue. Dans nombre de ces affections, le système nerveux amplifie la douleur, la fatigue et la sensibilité — un processus appelé sensibilisation centrale. Les approches comportementales et psychologiques aident certaines personnes. Aucun essai contrôlé n'a testé le DNRS lui-même.
Les preuves contrôlées les plus proches viennent de thérapies apparentées. Un : un petit essai randomisé de réentraînement de l'amygdale dans la fibromyalgie et le syndrome de fatigue chronique. Deux : un essai plus large d'une thérapie de la douleur d'origine cérébrale dans la lombalgie chronique. Les symptômes qu'il traite sont des maladies physiques. La principale inquiétude est un marketing qui laisse entendre qu'il inverse une maladie organique.
Findings & Outcomes
What It Is
The Dynamic Neural Retraining System is a self-directed course that Annie Hopper created, sold as an online video program with a workbook for people with long-running chronic illness. It is also marketed for mold illness and for food and chemical intolerances. The course runs about 14 hours of instruction, followed by a daily practice the program asks people to keep up for at least six months. The online version costs a few hundred dollars, with optional in-person and coaching add-ons that cost more.
How It Works
DNRS builds on one idea: in these conditions the limbic system, the brain's threat circuitry, stays over-activated, and DNRS holds that this over-activation sustains the symptoms.
In fibromyalgia and related conditions the spinal cord and brain amplify incoming signals, so ordinary input can register as pain, and the thresholds for fatigue, nausea, and sensitivity fall. That amplification is measured and physical. It is part of why the symptoms count as real illness.
Next is the conditioned response. The body learns associations, so a smell, food, or place that once came with feeling ill can begin to trigger symptoms on its own. This is the same learning that sits under many anxiety responses.
The third claim is the unconfirmed one: that a rehearsed daily routine, through neuroplasticity, retrains the limbic system out of the illness. The program says people recover from conditions like ME and MCS this way. Naming central sensitization and the conditioned response explains why an approach might help, though it does not make the illness psychological. A person can carry a sensitized nervous system and an organic disease at the same time.
What the Program Asks of You
Anatomy of the Practice
1The course
The person watches about fourteen hours of video and learns the model and the daily routine. The program teaches that these symptoms come from a conditioned brain response, and it makes that reframing central to the method.
2The daily practice
The person runs the routine several times a day, and whenever a symptom or stressful thought starts. They stop, step through a short sequence of movements and visualizations, and rehearse calm, positive statements. The program asks for a firm commitment, often an hour or more a day, kept up without long gaps.
3Over months
Many who finish report improvement. But the people who sustain a demanding daily practice differ from those who start it, and these illnesses rise and fall on their own. Reported improvement is not proof the practice caused it. The program describes recovery as gradual and uneven.
What the Evidence Shows
The strongest controlled test of the idea used a different program in a different condition. A randomized trial gave pain reprocessing therapy to 151 adults with chronic back pain, teaching them to treat pain as a safe brain signal. At four weeks, 66% were pain-free or nearly so, against 20% on an open-label placebo injection and 10% on usual care. Back pain differs from the fatigue and sensitivity DNRS targets. The trial shows a brain-based approach can lower chronic primary pain, but only for pain. Brain-based approaches to central sensitization are an active research area, and what is tested in chronic back pain today may reach these conditions next.
Closer to DNRS is a single-blind randomized trial that added amygdala retraining to standard care for people with fibromyalgia and chronic fatigue. Those who received it reported better physical health, energy, pain, symptom distress, and fatigue than the standard-care group. The result is fragile: of 44 people randomized, only 21 finished, and just 7 completed the retraining arm.
DNRS itself has never been tested in a controlled trial. The strongest published study of a comparable program, amygdala and insula retraining, reported that participants rated their health higher after three or more months across most conditions studied. It had no control group.
The data were self-reported from a small, self-selected sample, and the author was a paid consultant to the program. Most of the remaining support is testimonial, published by the programs themselves.
The Research & Studies
Everything here is based on the research we have collected and checked, sorted into groups and ordered with the strongest evidence first. Click any claim to open the studies behind it.
How it works
La douleur chronique et les affections apparentées impliquent une amplification par le système nerveux (sensibilisation centrale)
Dans des conditions comme la fibromyalgie, le système nerveux amplifie le volume de la douleur et d'autres signaux. Les symptômes sont physiques, et cette amplification est un mécanisme reconnu, pas quelque chose que les gens imaginent.
Dans de nombreuses affections douloureuses chroniques et fonctionnelles, y compris la fibromyalgie, le système nerveux central amplifie la douleur et d'autres signaux sensoriels, sans simplement rapporter des lésions tissulaires en cours, un processus appelé sensibilisation centrale ou douleur nociplastique. Il s'agit d'un mécanisme reconnu et cela explique en partie pourquoi les symptômes sont physiques. Measured in: Adults with chronic pain conditions, synthesized in a general medical review of chronic pain. La sensibilisation centrale explique une partie de ces affections et ne les rend ni psychologiques ni réversibles par la pensée. C'est une justification pour laquelle une approche centrée sur le système nerveux pourrait aider, pas une preuve qu'un programme particulier fonctionne.
The study · 1
Cohen et al., chronic pain, an update on burden, best practices, and new advances · Lancet 2021;397(10289):2082-2097
Pain
Une thérapie de la douleur centrée sur le cerveau a rendu deux tiers des patients lombalgiques chroniques sans douleur, contre un cinquième sous placebo
Dans un essai, une thérapie centrée sur le cerveau qui recadre la douleur comme une fausse alerte a laissé les deux tiers des patients souffrant de douleur dorsale chronique sans douleur, contre un cinquième sous placebo. Il s'agit d'un programme différent de DNRS, testé dans une condition différente.
Dans un essai randomisé portant sur 151 adultes souffrant de lombalgie chronique, la thérapie de retraitement de la douleur, qui apprend aux patients à réinterpréter la douleur comme un signal cérébral non dangereux, a permis à 66 % (33 sur 50) d'être sans douleur ou presque sans douleur à quatre semaines, contre 20 % (10 sur 51) sous injection placebo en ouvert et 10 % (5 sur 50) sous soins habituels. La douleur moyenne est tombée à 1.18 sur 10 avec la thérapie, contre 2.84 sous placebo et 3.13 sous soins habituels, et les bénéfices se sont maintenus à un an. Measured in: 151 adults with primary chronic back pain, 54% female, mean age 41, in a university research setting. Ceci a testé la thérapie de retraitement de la douleur, et non la DNRS, et dans la lombalgie chronique, et non les états de fatigue et de sensibilité que cible la DNRS. C'est un soutien indirect au fait qu'une approche centrée sur le cerveau peut réduire la douleur primaire chronique, non un test de la DNRS. Essai unique, échantillon communautaire auto-sélectionné motivé à essayer un traitement psychologique.
The study · 1
Ashar et al., effect of pain reprocessing therapy vs placebo and usual care for patients with chronic back pain, a randomized clinical trial · JAMA Psychiatry 2022;79(1):13-23
Energy And Fatigue
Un petit essai randomisé d'un programme de rééducation cérébrale apparenté a amélioré les symptômes de fibromyalgie et de fatigue chronique, mais peu de participants sont allés au bout
Un petit essai d'un programme de rééducation cérébrale, ajouté aux soins standard, a amélioré l'énergie, la douleur et la fatigue autodéclarées chez des personnes atteintes de fibromyalgie et de fatigue chronique. Seules 7 personnes ont terminé le bras de rééducation, ce qui rend le résultat fragile.
Dans un essai randomisé en simple aveugle, la rééducation de l'amygdale (un programme de rééducation cérébrale existant) ajoutée à un stage pluridisciplinaire de 1.5 jour a amélioré la santé physique, l'énergie, la douleur, la détresse liée aux symptômes et la fatigue autodéclarées, comparativement aux soins standard seuls, chez des personnes atteintes de fibromyalgie et de fatigue chronique. Sur 44 personnes randomisées, 21 ont terminé l'étude, dont 7 dans le bras de rééducation. Measured in: 44 patients with fibromyalgia and/or chronic fatigue randomized (21 completed), median age 48, 91% women, in a tertiary-care clinic. Un taux d'abandon très élevé, avec seulement 7 participants sur 22 ayant terminé le bras de rééducation, ainsi que des résultats autodéclarés et une intervention non en aveugle, font de ceci un signal préliminaire. Il a testé la rééducation de l'amygdale, un programme apparenté, et non la DNRS.
The study · 1
Toussaint et al., a mind-body technique for symptoms related to fibromyalgia and chronic fatigue · Explore (NY) 2012;8(2):92-98
Evidence And Methods
Le soutien publié en faveur de programmes comme la DNRS est non contrôlé et autodéclaré ; aucun essai n'a testé la DNRS elle-même
La meilleure étude d'un programme de rééducation cérébrale similaire a montré que les participants disaient se sentir mieux ensuite, mais il n'y avait pas de groupe témoin, les données étaient autodéclarées, et l'auteur était rémunéré par le programme. Aucun essai contrôlé n'a testé la DNRS elle-même.
L'étude publiée la plus solide sur un programme de rééducation cérébrale comparable (rééducation de l'amygdale et de l'insula, le Gupta Program) a montré que les participants évaluaient leur santé et leur fonctionnement plus favorablement après trois mois ou plus, dans 14 des 16 pathologies chroniques étudiées. Elle n'avait pas de groupe témoin, utilisait des données autodéclarées provenant d'un petit échantillon auto-sélectionné, et était rédigée par un consultant rémunéré par le programme. Aucun essai contrôlé randomisé n'a testé le Dynamic Neural Retraining System lui-même. Measured in: Self-selected users of a brain-retraining program reporting on their own health across multiple chronic conditions, cross-sectional survey. What could explain it instead: With no control group, the reported gains cannot be separated from the natural rise and fall of fluctuating illness (regression to the mean), the expectation set by a program people chose and paid for, and the greater tendency of those who improved to complete a follow-up survey. The author's financial tie to the program is a further source of bias.. Une enquête avant-après sur des personnes qui ont choisi et payé un programme ne peut pas montrer que le programme a causé le changement. Elle reflète ce que les partisans citent, et aucun essai contrôlé n'a testé la DNRS.
The study · 1
Bratty, neuroplasticity intervention, amygdala and insula retraining (AIR), significantly improves overall health and functioning across various chronic conditions · Integr Med (Encinitas) 2023;22(6):20-28
How to Try It
Ways to Do It
Three ideas sit under DNRS: calming a sensitized nervous system, working with conditioned responses, and pacing activity. All three can be practiced for free, and they carry the most support behind them. The paid course packages them into a structured program with a fixed routine and coaching. Keep any of this alongside your medical care.
A daily calming practice such as meditation or slow breathing. Gentle pacing. And noticing what sets off your symptoms, without forcing yourself through them.
Books on chronic pain, central sensitization, and pain science, plus low-cost meditation or nervous-system apps, cover much of the same ground the courses teach.
DNRS and comparable programs sell a set curriculum, a fixed daily routine, and coaching. What they package is structure and support.
Whatever the source, these approaches all ask for a calming, pacing practice held steadily. Two routes reach it, at opposite ends of cost and effort.
Assemble your own: a daily meditation or breathing practice, careful pacing, and a clinician working up and treating the underlying illness. It takes self-direction to build and sustain.
Buy a structured course for the curriculum and the coaching. Someone else built the routine, so it is easier to follow.
Go Deeper
- Anxiety: the same conditioned threat response drives anxiety, where behavioral treatment has a much larger evidence base.
- Meditation: the calming, attention-training practice at the base of most brain-retraining routines, free and studied on its own.
The Chinese Medicine View
Chinese medicine reads long-running fatigue and sensitivity through several patterns. Exhaustion out of proportion to effort, poor digestion, and heaviness point to Spleen Qi deficiency, the failure to turn food into usable Qi. A deeper depletion, with cold, low reserves, and a long course, points to Kidney deficiency and the draining of Essence. The tension, irritability, and symptoms that come and go with stress belong to Liver Qi stagnation. Disturbed sleep and a mind that will not settle are read as the Shen, the spirit housed by the Heart, being unsettled.
The tradition treats mind and body as one system. A practice that calms the Shen and eases Liver Qi stagnation is held to calm the body as well, and calming practices have long been part of Chinese medicine. The tradition would not read that as retraining a brain out of an illness. It would treat the deficiency underneath. The classical caution 勞則氣耗, exertion consumes Qi, points to rest and tonifying the deficiency in someone whose reserves are low.
Two cautions follow, and a Five Branches practitioner would raise them:
- A mind-calming practice does not replace treating the constitutional deficiency, and on its own it can leave the root untouched.
- The tradition does not read the body's signals as errors to override. Nausea from a chemical, or a crash after exertion, is information about a person's state, and the pattern behind it still needs care.
If you work with a practitioner, the pattern is worth asking about, because the treatment depends on it and differs from person to person.
Cautions For This Practice
Extra restraintEverything to be aware of is here, in one place. This practice suits most healthy people; a few situations call for real care.
Keep medical care going; this does not replace a diagnosis
Myalgic encephalomyelitis, multiple chemical sensitivity, fibromyalgia, and long COVID are physical illnesses, and they can occur alongside conditions that need to be found and treated. A brain-retraining course is not a substitute for a medical workup. Do not stop a treatment, drop an investigation, or leave a new or changing symptom unexamined because a program frames the illness as a brain response.
Be wary of marketing that promises recovery or blames setbacks on you
No trial has shown DNRS reverses these conditions. Be wary of any program that guarantees recovery, or treats a relapse as proof you practiced wrong. That blames the patient and adds guilt to an already hard illness. Reported improvement also reflects the expectation people bring to a program they chose and paid for.
In ME/CFS, do not push through symptoms
Post-exertional malaise, a worsening after even small exertion, is a defining feature of ME/CFS, and pushing through it can cause lasting setbacks. Treat any encouragement to override fatigue or ramp activity on a schedule with care. Pace to stay under the level that triggers a crash.
Start slow, be smart, read the research, and consult a professional if you have any concerns. This is here to inform your choice, not make it for you.
Common Questions
Does this mean my symptoms are imaginary?
No. These are physical illnesses. That a brain-directed approach is being studied does not put the problem in your imagination.
Is DNRS the same as the Gupta Program?
They are near-identical products. Both sell a set curriculum, a fixed daily routine, and coaching, for the same chronic conditions. The choice comes down to format, cost, and fit.
Is it safe to try?
The practice itself, calming routines and mental rehearsal, carries little physical risk for most people. The real risk is stopping medical care or pushing through fatigue in ME/CFS.
Explore Related
Other pages this one connects to, by the evidence they share, the outcomes they touch, and the ground they cover.
All 4 sources on this page independently checked and cross-referenced.
Thomas Dehli, Founder & Editor, Sacred Lotus
Sacred Lotus has published Chinese medicine reference material since 2001. Integrative pages are held to the same standard as the herb and formula library: cite the source, grade the claim at its real strength, and say where the research has not looked. This page is educational and it is not medical advice. Last reviewed and updated August 10, 2026.
Evidence strength
How confidently the research supports a claim. Strength describes the evidence, not our endorsement.