Learning: Sistema de Reentrenamiento Neural Dinámico (DNRS)

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

El dolor crónico y las afecciones relacionadas implican amplificación del sistema nervioso (sensibilización central)Moderate · mixed

In plain terms

En afecciones como la fibromialgia, el sistema nervioso sube el volumen del dolor y otras señales. Los síntomas son físicos, y esta amplificación es un mecanismo reconocido, no algo que las personas imaginan.

In detail

En muchas afecciones de dolor crónico y funcionales, incluida la fibromialgia, el sistema nervioso central amplifica el dolor y otras señales sensoriales, sin simplemente informar un daño tisular en curso, un proceso llamado sensibilización central o dolor nociplástico. Es un mecanismo reconocido y parte de por qué los síntomas son físicos. Measured in: Adults with chronic pain conditions, synthesized in a general medical review of chronic pain. La sensibilización central explica parte de estas afecciones y no las hace psicológicas ni reversibles con el pensamiento. Es un fundamento de por qué un enfoque centrado en el sistema nervioso podría ayudar, no evidencia de que algún programa en particular lo haga.

The study · 1

Cohen et al., chronic pain, an update on burden, best practices, and new advances · Lancet 2021;397(10289):2082-2097

Pain

Una terapia de dolor basada en el cerebro dejó a dos tercios de los pacientes con dolor lumbar crónico sin dolor, frente a una quinta parte con placeboModerate

In plain terms

En un ensayo, una terapia basada en el cerebro que reformula el dolor como una falsa alarma dejó a dos tercios de los pacientes con dolor lumbar crónico sin dolor, frente a una quinta parte a quienes se dio un placebo. Este es un programa diferente de DNRS, probado en una afección diferente.

In detail

En un ensayo aleatorizado de 151 adultos con dolor lumbar crónico, la terapia de reprocesamiento del dolor, que enseña a los pacientes a reinterpretar el dolor como una señal cerebral no peligrosa, dejó al 66 % (33 de 50) sin dolor o casi sin dolor a las cuatro semanas, frente al 20 % (10 de 51) con una inyección placebo abierta y al 10 % (5 de 50) con la atención habitual. El dolor medio bajó a 1.18 de 10 con la terapia, frente a 2.84 con placebo y 3.13 con la atención habitual, y las ganancias se mantuvieron a un año. Measured in: 151 adults with primary chronic back pain, 54% female, mean age 41, in a university research setting. Esto probó la terapia de reprocesamiento del dolor, no DNRS, y en dolor lumbar crónico, no en las afecciones de fatiga y sensibilidad a las que apunta DNRS. Es un respaldo indirecto de que un enfoque basado en el cerebro puede reducir el dolor primario crónico, no una prueba de DNRS. Ensayo único, muestra comunitaria autoseleccionada motivada para probar un tratamiento psicológico.

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 pequeño ensayo aleatorizado de un programa de reentrenamiento cerebral relacionado mejoró los síntomas de fibromialgia y fatiga crónica, pero pocos terminaronPreliminary

In plain terms

Un pequeño ensayo de un programa de reentrenamiento cerebral, añadido a la atención estándar, mejoró la energía, el dolor y la fatiga autoinformados en personas con fibromialgia y fatiga crónica. Solo 7 personas terminaron el brazo de reentrenamiento, por lo que el resultado es frágil.

In detail

En un ensayo aleatorizado a simple ciego, el reentrenamiento de la amígdala (un programa de reentrenamiento cerebral ya existente) añadido a un curso multidisciplinario de 1.5 días mejoró la salud física, la energía, el dolor, el malestar por síntomas y la fatiga autoinformados en comparación con la atención estándar sola en la fibromialgia y la fatiga crónica. De 44 personas aleatorizadas, 21 completaron el estudio, con 7 en el brazo de reentrenamiento. Measured in: 44 patients with fibromyalgia and/or chronic fatigue randomized (21 completed), median age 48, 91% women, in a tertiary-care clinic. Un abandono muy alto, con solo 7 de 22 completando el brazo de reentrenamiento, además de resultados autoinformados y una intervención sin cegamiento, hacen de esto una señal preliminar. Probó el reentrenamiento de la amígdala, un programa relacionado, no 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

El respaldo publicado para programas como DNRS no está controlado y es autoinformado; ningún ensayo ha probado el propio DNRSPreliminary · mixed

In plain terms

El mejor estudio de un curso de reentrenamiento cerebral similar encontró que las personas dijeron sentirse mejor después, pero no había grupo de comparación, los datos eran autoinformados, y al autor le pagaba el programa. Ningún ensayo controlado ha probado el propio DNRS.

In detail

El estudio publicado más sólido de un programa de reentrenamiento cerebral comparable (reentrenamiento de la amígdala y la ínsula, el Gupta Program) encontró que los participantes calificaron su salud y funcionamiento más alto después de tres o más meses en 14 de 16 afecciones crónicas. No tuvo grupo control, usó datos autoinformados de una pequeña muestra autoseleccionada, y fue escrito por un consultor pagado por el programa. Ningún ensayo controlado aleatorizado ha probado el propio Dynamic Neural Retraining System. 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.. Una encuesta de antes y después de personas que eligieron y pagaron por un programa no puede mostrar que el programa causara el cambio. Refleja lo que citan los proponentes, y ningún ensayo controlado ha probado 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.

1

The free principlesFreeModerate

A daily calming practice such as meditation or slow breathing. Gentle pacing. And noticing what sets off your symptoms, without forcing yourself through them.

2

Books and apps$Moderate

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.

3

A structured course$$ to $$$Hard

DNRS and comparable programs sell a set curriculum, a fixed daily routine, and coaching. What they package is structure and support.

★

A routine you keep upTwo ways in

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.

DIY buildFreeHard

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 one Affiliate$$ to $$$Moderate

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 restraint

Everything 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.