Thermal and autogenic biofeedback (Green, Sargent, Menninger)

1. Introduction

Version followed: the Menninger Foundation "autogenic feedback training" as Elmer and Alyce Green describe it in their 1979 clinical chapter (reprinted in Subtle Energies & Energy Medicine), including Joseph Sargent's migraine pilot procedure reported there; general biofeedback practice and certification as BCIA describes it (via a secondary summary); autogenic training content from the VA Whole Health summary. Sargent's own journal reports were not verified [uncertain]. [source: Green & Green 1979/reprint; Wikipedia BCIA [uncertain: secondary]; VA Whole Health]

What it is. Thermal (skin-temperature, hand-warming) biofeedback combined with autogenic training. A temperature sensor on a finger shows the client, moment to moment, how warm their hand is; the client uses autogenic phrases of heaviness and warmth, quiet attention and positive imagery to raise hand temperature, then learns to do so without the instrument. The Greens trace the method to Johannes Schultz's observation that warmth and heaviness in the limbs signal a body ready to accept "psychogenic programming"; their laboratory began temperature-training research in 1964. In 1966 a woman with years of weekly migraine was given the first two standard autogenic exercises, a short explanation of how stress acts through the limbic system, hypothalamus and pituitary, and a temperature feedback unit for twice-daily home practice; Sargent, an internist at the Menninger Foundation, then ran a pilot with 74 headache patients and later an NIMH-funded controlled project. [source: Green & Green 1979, pp. 35-36]

How change is thought to happen. The developers' rationale is psychophysiological: if illness can be psychosomatic, health can be too. Hand warming reflects reduced sympathetic vasoconstriction (warmer hands mean more peripheral blood flow; the National Headache Foundation explains it via arteriole diameter). Learning voluntary control of a normally automatic function is meant to generalise into a calmer, less reactive way of living, with reported changes in self-image and sense of self-mastery, not only in the target symptom. [source: Green & Green 1979, pp. 35, 40-41; National Headache Foundation]

Who delivers it. Biofeedback can be delivered by trained psychotherapists within their licence. Certification is voluntary and comes from the Biofeedback Certification International Alliance (BCIA, founded 1981 as the Biofeedback Certification Institute of America), a non-profit with no government regulatory power; certificants must stay within their licence, and unlicensed certificants need licensed supervision to treat disorders where government regulates such services. [source: Wikipedia BCIA] [uncertain: secondary]

Evidence status and limits (attributed, brief).

Migraine: the US Headache Consortium (2000), as summarised by Andrasik (2010), rated thermal biofeedback combined with relaxation as a Grade A option for migraine prevention. Nestoriuc and Martin's 2007 meta-analysis in Pain (55 studies) found a medium overall effect of biofeedback for migraine, stable over an average of about 17 months, with larger effects when home training was included; blood-volume-pulse feedback outperformed peripheral skin-temperature feedback. Andrasik notes that a sizeable share of patients gain little, and that chronic, menstrual-related, medication-overuse, post-traumatic and cluster headache respond poorly to biofeedback alone. [source: Andrasik 2010; QxMD abstract of Nestoriuc & Martin 2007]
Raynaud's phenomenon: the largest trial, the NHLBI Raynaud's Treatment Study (313 adults with primary Raynaud's, published in Arch Intern Med 2000), found temperature biofeedback did not differ significantly from a control EMG-biofeedback condition, while sustained-release nifedipine reduced attacks compared with placebo; Karavidas et al. (2006, AAPB/SNR template) still rated thermal biofeedback "efficacious" for primary Raynaud's on the strength of three small positive RCTs, noting the large trial failed to teach hand warming effectively; Daniels et al. (2018, BMJ Open) found no evidence to support or refute behaviour-change interventions, mostly biofeedback, for Raynaud's. Present this to clients as contested. [source: BioLINCC RTS page; Karavidas et al. 2006 abstract; Daniels et al. 2018 abstract]
NICE: no NICE recommendation specific to thermal biofeedback for migraine or Raynaud's was located in the cited sources [uncertain]; check current NICE headache and Raynaud's guidance before quoting a position.
Autogenic training on its own: a meta-analysis by Stetter and Kupper (60 studies) is reported by the VA to show benefit over controls for tension headache, migraine, mild to moderate hypertension, Raynaud's and other conditions. [source: VA Whole Health, citing Stetter & Kupper; original not verified]
It is an adjunct alongside medical care, not a replacement for diagnosis or medical treatment. [synthesis]

2. Framework

The Greens' chapter and the Sargent pilot give a three-stage course; intake and ending are drawn from general practice and marked as such.

Phase 0: Intake, medical clearance and baseline [synthesis, with sourced elements]

Goals: confirm a medical diagnosis (headache type; primary versus secondary Raynaud's, which the RTS took care to exclude), obtain medical clearance and a named prescriber contact, list current medicines (especially for epilepsy, high blood pressure and diabetes, which the Greens flag for medical monitoring), start a symptom diary, and observe resting hand temperature and its response to brief mild stress. [source: Green & Green 1979, p. 44; BioLINCC RTS; diary as outcome per Andrasik 2010]
Format: one or two sessions. [synthesis]
Move on when: medical clearance is in place, the client has a working diary, understands the rationale and agrees to daily practice. [synthesis]

Phase 1: Instrument-assisted learning (clinic and home)

Goals: learn to warm the hands using the first two autogenic themes (heaviness, warmth), quiet attention and positive visualisation, with feedback; practise twice daily at home with a portable temperature unit. Adjuncts in the Greens' programme: a breathing exercise, forehead EMG training (especially where muscle tension or non-vascular pain is part of the picture), and, in one case, progressing from hands to feet. [source: Green & Green 1979, pp. 35-40]
Duration: Sargent's patients trained with machines for three weeks to three months, depending on individual learning rate. The National Headache Foundation describes four weeks of home temperature monitoring with phrases practised twice daily. [source: Green & Green 1979, p. 36; National Headache Foundation]
Session format: weekly clinic sessions are a common arrangement but are not specified in the cited sources [uncertain]. A typical session: review diary and home practice; brief resting observation; a practice period without feedback; a feedback period; a final practice without feedback; debrief and set home practice. [synthesis]
Move on when: the client can reliably warm their hands in session and at home, including in the without-feedback periods. The Greens give no numeric learning criterion; set an individual, observable criterion with the client rather than a fixed threshold. [source: Green & Green 1979 (no criterion given); synthesis]

Phase 2: Practice without the instrument

Goals: practise the autogenic phrases daily at home without the machine (the Sargent pilot used short daily sessions of roughly five to fifteen minutes); use the skill in daily life and at early signs of symptoms. [source: Green & Green 1979, p. 36; early-signs use: synthesis]
Format: monthly visits in the Sargent pilot, at which the client demonstrated hand warming on a meter and reported headache activity and medicine use; the pilot ran nine months in all. [source: Green & Green 1979, p. 36]

Phase 3: Consolidation and ending

Goals: the Greens' stated aim is that a relaxed, alert way of life becomes habitual and no longer needs deliberate practice. Plan follow-up and boosters; Andrasik reports that gains appear to last for long periods with or without booster sessions, and Sargent's 5½-year follow-up (as reported by the Greens) found patients generally kept the skill. [source: Green & Green 1979, pp. 36, 43; Andrasik 2010]
Typical total: about 8-12 contacts over several months is a reasonable outpatient plan [synthesis]; the sources give learning time and visit spacing, not a session count.

3. Guiding principles

Self-regulation, client as agent. The client directs the therapy; the clinician is a teacher. Practical meaning: frame every session around what the client is learning to do, not what the machine does to them. [source: National Headache Foundation]
No promises. The trainer explains the rationale to client and referrer without promising relief. Practical meaning: describe it as a skill with variable results, and say so in consent. [source: Green & Green 1979, p. 35]
The instrument mirrors the mind. The Greens describe the display as reflecting psychological state; one client's frustration cooled her hands until the meaning of the reading was explained repeatedly. Practical meaning: treat a falling reading as information about effort, worry or frustration, not failure. [source: Green & Green 1979, pp. 41-42]
Allow, do not force. Trying hard tends to produce the opposite of warming. Practical meaning: coach a passive, attentive attitude. The Greens' term "passive volition" is widely associated with this work but was not found in the cited chapter [uncertain]. [source: Green & Green 1979, pp. 41-42 (frustration example); synthesis]
Replace negative thoughts, do not fight them. The Greens cite this yogic instruction and pair it with a positive image of the desired body state. Practical meaning: when worry intrudes, return gently to the image or phrase. [source: Green & Green 1979, p. 40]
Home practice is the treatment. Combined biofeedback and home training outperformed biofeedback without it in the migraine meta-analysis; Sargent's design depended on daily home practice. Practical meaning: agree a daily routine and review it every session. [source: Nestoriuc & Martin 2007 abstract; Green & Green 1979, p. 36]
Wean from the machine. The goal is control without feedback. Practical meaning: build in without-feedback practice from the start and phase out the home unit. [source: Green & Green 1979, p. 36; synthesis]
Medical collaboration is essential. Self-regulation can change medication needs (the Greens describe one client whose blood pressure dropped unexpectedly low before her physician had adjusted medication). Practical meaning: any medicine change is the prescriber's decision; tell the prescriber when practice begins and pass on relevant changes. [source: Green & Green 1979, p. 44]
Respect homeostasis. The Greens cite Luthe's caution against disrupting homeostasis and advise careful thought before techniques that produce unusual physical effects. Practical meaning: train toward ordinary calm, not extreme physiological change; stop if unusual sensations arise. [source: Green & Green 1979, pp. 43-44]
Whole-person gains count. Reported changes in self-image and mastery are part of the outcome. Practical meaning: track mood, self-efficacy and stress coping as well as symptom days. [source: Green & Green 1979, pp. 40-41; Andrasik 2010]

4. Intervention inventory

Steps are paraphrased. Where a step comes from the Greens' chapter or the other cited sources it is tagged; everything else is [synthesis]. No device settings or numerical targets are given: follow the manufacturer's instructions for your equipment and set individual, observable goals with the client.

4.1 Intake, medical clearance and collaborative set-up

Purpose / when: before any training. Thermal biofeedback is an adjunct for medically diagnosed conditions; self-regulation can change medication needs. [source: Green & Green 1979, p. 44]
Steps:
1. Confirm the diagnosis and who made it. For headache, ask about recent change in pattern, new neurological symptoms or headache after injury, and refer back to the physician if present, since post-traumatic and medication-overuse headache respond poorly to biofeedback alone (Andrasik 2010). For Raynaud's, confirm the physician has assessed for secondary Raynaud's (connective-tissue disease, ulcers), which the RTS excluded. [source: Andrasik 2010; BioLINCC RTS; red-flag list: synthesis]
2. Take a medicines list. Note medicines for epilepsy, high blood pressure and diabetes, which the Greens single out for medical monitoring during training. [source: Green & Green 1979, p. 44]
3. With consent, write to the prescriber: what training involves, that practice may lower arousal and blood pressure, and that any medicine change is theirs to decide. [source: Green & Green 1979, p. 44 (principle); letter: synthesis]
4. Screen for conditions where you would slow down or seek advice: psychosis (the VA lists it as a contraindication to autogenic training), dissociation, severe low mood, trauma linked to bodily sensations, cold-sensitivity injury, skin conditions at the sensor site. [source: VA Whole Health (psychosis); remainder: synthesis]
5. Obtain informed consent: what the equipment does (measures only, passes nothing into the body for a temperature sensor), time commitment, home practice, variable results, contested evidence for Raynaud's, and that medical treatment continues. [source: Green & Green 1979, p. 35 (no promises); BioLINCC RTS; consent detail: synthesis]
Example language (illustrative): "This is a skill you learn, a bit like learning to relax a tight shoulder, except we use a sensor so you can see what's happening. It works well for some people and less for others, and it sits alongside what your doctor is doing, not instead of it."
Watch for: pressure to stop medicines; unexplained or changing symptoms that need medical review first; a client who wants a device to do the work.

4.2 Symptom diary and baseline

Purpose / when: from intake onward, to define the problem and measure change. Structured headache diaries were the standard outcome measure in the meta-analytic literature; Sargent's patients reported headache activity and medicine use at each monthly visit. [source: Andrasik 2010; Green & Green 1979, p. 36]
Steps:
1. Give a simple daily diary: symptom occurrence and intensity (headache or Raynaud's attacks), duration, likely triggers, medicine taken, and whether home practice was done.
2. Collect at least two weeks before training where clinically acceptable, so change can be seen. [synthesis]
3. Review the diary at the start of every session; graph it with the client. [synthesis]
Example language (illustrative): "Let's look at your week first. Where did things go up, and what was going on then?"
Watch for: diary fatigue (simplify it); medication-overuse patterns to pass to the prescriber.

4.3 Psychophysiological observation in session

Purpose / when: first and early sessions, to see how the client's hand temperature behaves at rest and under mild everyday stress, and to make the stress-body link concrete. [synthesis; the Greens describe the display as reflecting psychological state, p. 41]
Steps:
1. Explain and attach the temperature sensor to a fingertip as the device instructions direct (the National Headache Foundation describes the index finger of the dominant hand). [source: National Headache Foundation]
2. Allow a settling period in a comfortable room, since room temperature and recent activity affect readings. [synthesis]
3. Observe a quiet resting period, then a brief mild stressor (for example talking about a recent hassle or mental arithmetic), then recovery. Do not use trauma material. [synthesis]
4. Show the client the trace and ask what they noticed inside as it moved.
Example language (illustrative): "See how the line dipped when you talked about the deadline? Your body was getting ready for a fight before you'd even noticed."
Watch for: the client reading a low or falling reading as a judgement; very cold baseline hands, which may mean the room or medical factors need checking.

4.4 Rationale and psychoeducation

Purpose / when: first training session, repeated as needed. The Greens' first migraine client was given a short explanation of how stress acts through the limbic system, hypothalamus and pituitary; another client only made progress once the meaning of the display had been explained several times. [source: Green & Green 1979, pp. 35, 41-42]
Steps:
1. Explain that hand temperature reflects how open the small blood vessels in the skin are, and that stress narrows them. [source: National Headache Foundation]
2. Explain the developers' model: migraine sufferers tend to have cool hands with altered head blood flow during attacks; Raynaud's sufferers have very cold hands; both were trained to warm the hands. Present this as the developers' model, not settled physiology. [source: Green & Green 1979, p. 37; framing: synthesis]
3. Explain that the aim is to learn to do this without the machine and to carry calm into daily life. [source: Green & Green 1979, pp. 36, 43]
Example language (illustrative): "When you're tense, your body quietly tightens the tiny blood vessels in your fingers. We're going to teach your body to let them open again, and the sensor just shows you when it's happening."
Watch for: the client hearing "it's all in your head"; correct this by stressing that the body and mind work together.

4.5 Autogenic phrases: heaviness and warmth

Purpose / when: core of every training session and home practice. The Greens taught the first two standard autogenic exercises (heaviness and warmth) and used phrases for heaviness and warmth in hands and later feet; the only phrase quoted in the chapter is "My hands are warm." [source: Green & Green 1979, pp. 35, 38, 41]
Steps (paraphrased; the Menninger phrase list was not consulted in full) [uncertain on exact wording]:
1. Seated or lying comfortably, eyes closed, loose clothing, no interruptions. [source: VA Whole Health]
2. Begin with a few slow breaths with a longer out-breath. [source: VA Whole Health]
3. Silently and slowly repeat a short phrase about the arms feeling heavy, several times, pausing between repetitions; then about the arms and hands feeling warm. The National Headache Foundation describes a first set moving heaviness and relaxation through the body from feet to forehead and ending with quiet, and a second set narrowing to warmth flowing into the arms and hands. [source: VA Whole Health; National Headache Foundation]
4. Let the phrase be a suggestion the body may take up, without checking or forcing. [source: Green & Green 1979, pp. 41-42 (frustration example); synthesis]
5. End by taking a deep breath, stretching and opening the eyes, so the client returns alert. [synthesis; the classic autogenic "cancellation" step was not described in the cited sources, uncertain]
Example language (illustrative): "Say quietly to yourself that your right arm is heavy... and again... now let it go and simply notice. Then, in the same easy way, that your hands are warm."
Watch for: effortful repetition (slow down, soften the voice); unusual or distressing sensations (open eyes, ground, discuss; see 5.6); the classic later autogenic themes (heart, breathing, abdomen, forehead) belong to full autogenic training, not this protocol (see 4.13).

4.6 Feedback-assisted hand-warming practice

Purpose / when: in-session learning in Phase 1. [source: Green & Green 1979, pp. 35-36]
Steps:
1. Brief practice of the phrases without looking at the display (eyes closed), to see what the client can already do. [synthesis]
2. Feedback period: the client watches or listens to the display while using phrases and imagery, noting which inner states go with warming.
3. Second period without feedback, to practise transfer. [synthesis]
4. Debrief: what helped, what got in the way, what they will do at home.
Example language (illustrative): "Don't try to push the number up. Use the phrase, picture the warmth, and let the display tell you afterwards what your body did."
Watch for: staring at the screen and straining (then hands often cool); learning that appears only with the display on (increase without-feedback practice).

4.7 Positive visualisation of the desired body state

Purpose / when: alongside the phrases. The Greens give the client a positive picture of the desired body behaviour and ask them to return to it whenever their thoughts drift into fight-or-flight patterns. [source: Green & Green 1979, p. 40]
Steps:
1. Ask the client what warmth or ease would look and feel like (sun on the hands, warm water, a fire). [synthesis]
2. Use that image during practice and whenever worry intrudes.
3. Teach the instruction the Greens cite: do not fight negative thoughts, replace them with positive ones. [source: Green & Green 1979, p. 40]
Example language (illustrative): "If a worry pops up, you don't have to argue with it. Just come back to the warm water on your hands."
Watch for: images that become distressing; offer a neutral alternative.

4.8 Shaping: small steps toward the goal

Purpose / when: throughout Phase 1, so the client meets success early. The cited sources do not describe a shaping schedule; this is general behavioural practice [synthesis].
Steps:
1. Start where the client is: any warming, or even a smaller drop than usual under stress, counts as progress.
2. Agree the next small, observable step with the client (for example, warming during the without-feedback period, or recovering faster after the stress task), rather than a fixed number.
3. Make practice conditions gradually harder: eyes open, sitting upright, shorter practice, then in the waiting room, at work, in mild cold. [synthesis]
4. Praise the process (calm, letting go), not only the number.
Example language (illustrative): "Last week the line kept falling; today it stayed level. That's your body learning not to brace."
Watch for: setting the bar too high, which produces effort and cooling.

4.9 Breathing exercise

Purpose / when: adjunct in the Greens' programme, used with the phrases at home and in clinic; also as an opener to practice. [source: Green & Green 1979, pp. 38, 40; VA Whole Health (longer out-breath)]
Steps: a few minutes of slow, easy breathing with the out-breath a little longer than the in-breath, without forcing depth; then move into the phrases. [source: VA Whole Health]
Example language (illustrative): "Let the breath slow down by itself, and let each out-breath be a little longer, like a sigh."
Watch for: over-breathing, light-headedness or tingling: return to normal breathing. [synthesis]

4.10 Forehead EMG training as an adjunct

Purpose / when: where muscle tension contributes (tension-type or mixed headache) or for non-vascular conditions; the Greens combined forehead (frontalis) EMG with temperature training, phrases and breathing, and the National Headache Foundation states that combined EMG and temperature feedback is preferred for most headache patients. [source: Green & Green 1979, pp. 38, 40; National Headache Foundation]
Steps: apply surface electrodes to clean, intact skin as the device instructions direct; show the client how forehead tension shows on the display; teach letting the forehead and jaw soften using the same allowing attitude; alternate or combine with temperature work. [source: Green & Green 1979 (combination); steps: synthesis]
Example language (illustrative): "Notice what happens to the line when you frown slightly... and when you let your forehead go smooth."
Watch for: skin irritation from electrodes; clients who relax muscles but stay mentally keyed up.

4.11 Extending warmth from hands to feet

Purpose / when: in the Greens' hypertension case, home training began with the hands and then moved to the feet, with heaviness and warmth phrases. Use once hand warming is reliable, where clinically sensible. [source: Green & Green 1979, p. 38]
Steps: keep the same phrases and imagery, shifting attention to the legs and feet; if the device allows a foot sensor, use it as the manufacturer directs. [synthesis]
Example language (illustrative): "Now let that same warm, heavy feeling flow down into your legs and feet."
Watch for: any client on blood-pressure medicines: tell the prescriber that practice has started, since the Greens describe an unexpectedly low blood pressure when medication had not been reviewed. [source: Green & Green 1979, p. 44]

4.12 Home practice with a portable temperature unit

Purpose / when: Phase 1. The original migraine client and the National Headache Foundation description both use twice-daily home practice with a temperature monitor; the migraine meta-analysis found home training improved outcomes. [source: Green & Green 1979, p. 35; National Headache Foundation; Nestoriuc & Martin 2007 abstract]
Steps:
1. Lend or recommend a simple temperature display; show how to use it safely.
2. Agree two short daily practice times tied to existing routines.
3. Ask the client to note practice, a brief rating of how it went, and the reading if they wish, in the diary.
4. Review at every session; problem-solve missed practice (see 5.4).
Example language (illustrative): "Let's find two times in your day that are already fixed, like after breakfast and before bed, and hang your practice on those."
Watch for: checking the number obsessively; practising only when symptoms are bad.

4.13 Practice without the instrument and use in daily life

Purpose / when: Phase 2. Sargent's patients practised the phrases daily at home without a machine after the learning period. [source: Green & Green 1979, p. 36]
Steps:
1. Phase out the home unit; continue daily phrase practice.
2. Add brief "mini-practices" in daily life: a few breaths and a warmth phrase at red lights, before meetings, when stress rises. [synthesis]
3. Use the skill at the first sign of a headache or cold-triggered attack, alongside, not instead of, the medical plan. The National Headache Foundation describes relaxation exercises used whenever a headache starts; applying this to the thermal skill is my extension. [source: National Headache Foundation; synthesis]
4. Check retention: at follow-up visits, ask the client to demonstrate hand warming on the meter, as in the Sargent pilot, and report symptoms and medicine use. [source: Green & Green 1979, p. 36]
Example language (illustrative): "Today, let's see if you can warm your hands with the screen turned away. Then you'll know the skill is yours, not the machine's."
Watch for: skill fading when practice stops; drift back to the old reactive pattern under heavy stress.

4.14 Full autogenic training (cross-reference)

Purpose / when: for clients who want a broader self-regulation practice or who do well with the phrases. Schultz's autogenic training (first published 1932) has six standard themes introduced over weeks: heaviness, warmth, heartbeat awareness, calm breathing, a relaxed abdomen and a cool forehead, ending in general calm. [source: VA Whole Health]
Steps: teach the later themes one at a time, only after the first two are established, ideally with someone trained in autogenic training; the VA recommends learning with a licensed professional. See the separate autogenic training guide for the full method. [source: VA Whole Health]
Watch for: the VA lists psychotic disorders as a contraindication and states autogenic training should not replace CBT or medication.
Example language (illustrative): "If the warmth phrases suit you, we could build on them with the fuller autogenic sequence, taught step by step by someone trained in it." [synthesis]

4.15 Medical liaison and monitoring

Purpose / when: throughout. The Greens describe medical monitoring as essential for people taking medicines for epilepsy, hypertension or diabetes, since needs can shift; in their cases, any reduction in medicines was made by the physician. [source: Green & Green 1979, pp. 38, 44]
Steps:
1. Never advise starting, stopping or changing a medicine; route every such question to the prescriber.
2. Share diary summaries (with consent) at agreed points.
3. Pass on promptly: dizziness or faintness, symptoms of low blood sugar in diabetic clients, changes in seizure pattern, new or changed headache features, skin ulcers or colour changes in Raynaud's. [source: Green & Green 1979, p. 44 (conditions); list of signs: synthesis]
Example language (illustrative): "That's a really good question for Dr X. Shall we write down what you've noticed so you can take it to your appointment?"
Watch for: clients cutting medicines on their own because they feel better.

4.16 Equipment and electrical safety (general)

Purpose / when: every session. [synthesis throughout; device-specific safety comes from the manufacturer]
Steps: use equipment intended for clinical biofeedback and follow the manufacturer's safety instructions; temperature sensors only measure; for EMG electrodes, use clean intact skin and single-use or properly cleaned contacts; keep cables tidy and devices away from water; use battery-powered or properly isolated equipment as the manufacturer specifies; check for damaged leads; ask about implanted electronic devices and seek the manufacturer's and physician's advice before using electrode-based modalities; clean sensors between clients. Regulatory classification of biofeedback devices is not covered in the cited sources [uncertain].
Watch for: skin irritation, damaged equipment, and clients who buy consumer gadgets claiming to treat medical conditions (discuss the claims critically).
Example language (illustrative): "Before we start, I'll check the sensor and leads. Tell me straight away if the skin under a sensor feels sore or itchy." [synthesis]

4.17 Ending, follow-up and boosters

Purpose / when: Phase 3. Andrasik reports that gains appear to persist with or without boosters; the Greens' stated aim is a relaxed, alert way of life that no longer needs conscious practice. [source: Andrasik 2010; Green & Green 1979, p. 43]
Steps:
1. Review the diary from baseline to now with the client; name what they learned.
2. Write a short maintenance plan: daily or near-daily practice, mini-practices, early-sign use, what to do in a bad spell.
3. Space sessions out (for example monthly, as in Sargent's pilot), then offer follow-up and a booster on request. [source: Green & Green 1979, p. 36; spacing beyond that: synthesis]
4. Agree when to go back to the physician (new symptoms, worsening).
Example language (illustrative): "You've gone from cold hands under stress to being able to warm them in a couple of minutes without the screen. What will keep that going once we stop meeting?"
Watch for: relapse after stopping practice (Reinking and Hutchings' tension-headache follow-up linked long-term success more to continued relaxation practice than to the training method). [source: Springer abstract, Reinking & Hutchings 1981]

4.18 Certification and training route for the therapist

Purpose / when: before offering the method independently.
Steps (per the Wikipedia summary of BCIA requirements; verify current figures with BCIA) [uncertain: secondary]: a bachelor's degree or higher in a clinical health-care field; a 48-hour didactic course covering the General Biofeedback Blueprint of Knowledge, from an accredited institution or BCIA-approved programme; a course or exam in human anatomy and physiology; 20 contact hours of mentoring with a BCIA-approved mentor, including 50 client sessions and case conference presentations; the BCIA written exam; recertification every four years by continuing education or re-examination. Certificants use the title "Board Certified in Biofeedback (BCB)" and must practise within their licence. [source: Wikipedia BCIA]
Watch for: practising outside your licence scope (for example treating a medical condition without medical involvement); training in autogenic training separately if you intend to teach the full method.
Example language (illustrative): "I'm trained in biofeedback and work within my professional licence. I'm happy to tell you about my training and supervision." [synthesis]

5. Handling problems

The Greens' chapter addresses frustration, negative thinking and medication shifts; most other responses below are synthesis and are marked.

5.1 Hands cool or will not warm (stuck learner)

Response: the commonest cause is effort or worry about performance; the Greens describe a client whose frustration cooled her hands until the display's meaning had been explained repeatedly. Re-explain, turn the display away for a period, slow the phrases, switch to an image the client likes, check room temperature, recent caffeine or nicotine and cold hands on arrival, and accept that learning time varies (three weeks to three months in Sargent's pilot). Shrink the goal (4.8). If there is still no progress after a fair trial, consider other relaxation methods, EMG feedback or CBT for the target problem, and tell the referrer. [source: Green & Green 1979, pp. 36, 41-42; remainder: synthesis]
Example language (illustrative): "Cooling just now tells us you were trying hard. That's useful. Let's see what happens when you stop trying and just say the phrase."

5.2 Performance anxiety and perfectionism about the number

Response: shift the focus from the reading to the inner state; hide the numbers and use a tone or trend line if the device allows; use the Greens' "replace, do not fight" instruction for self-critical thoughts. Treat it as a chance to work on perfectionism directly. [source: Green & Green 1979, p. 40; remainder: synthesis]

5.3 Overwhelm, unusual sensations or emotional release

Response: some people feel tingling, twitching, sudden emotion, images or memories during autogenic practice. Stop the phrase, open the eyes, ground (feet on floor, describe the room), slow breathing, and talk it through. Return later with shorter practices and eyes open. The Greens cite Luthe's caution against disrupting homeostasis and advise care with techniques that produce unusual physical effects. For clients with trauma linked to bodily states, or dissociation, go slowly, give them control over stopping, and consider trauma-focused care first. [source: Green & Green 1979, pp. 43-44 (cautions); responses: synthesis. The autogenic-training literature's term for such reactions is not covered in the cited sources, uncertain]

5.4 Non-adherence to home practice

Response: explore without blame what got in the way; link practice to fixed routines; shorten sessions so they happen; use reminders; check whether the client doubts the rationale (revisit 4.4); show them their own data linking practice days with symptom days. Continued practice, more than training method, predicted long-term success in Reinking and Hutchings' tension-headache follow-up. [source: Springer abstract, Reinking & Hutchings 1981; remainder: synthesis]
Example language (illustrative): "What would make it easier to do even five minutes, most days?"

5.5 Disappointment and rupture when symptoms do not change

Response: acknowledge it openly; recall the consent conversation (no promises); review the diary for smaller gains (intensity, duration, coping, medicine use); check whether the headache type is one that responds poorly to biofeedback alone (chronic, menstrual-related, medication-overuse, post-traumatic, cluster per Andrasik); for Raynaud's, be honest that the largest trial found no advantage over a control biofeedback condition. Agree whether to continue, change approach or refer back. [source: Green & Green 1979, p. 35; Andrasik 2010; BioLINCC RTS; process: synthesis]

5.6 Medication-related problems

Response: if a client reports dizziness, feeling faint, low blood sugar symptoms, seizure changes or wants to cut medicines because they feel better, do not advise; tell them to contact the prescriber promptly and, with consent, contact the prescriber yourself. The Greens describe a client whose blood pressure fell unexpectedly low because medication had not been adjusted. [source: Green & Green 1979, p. 44; process: synthesis]

5.7 Medication overuse and analgesic reliance

Response: flag patterns in the diary to the prescriber; Andrasik reports a study in which the biofeedback group showed more sustained gains and less relapse to analgesic overuse at three years. Support the medical withdrawal plan the physician sets; never set one yourself. [source: Andrasik 2010; synthesis]

5.8 Raynaud's-specific difficulties

Response: attacks are cold-triggered, so practise in gradually cooler but safe everyday conditions and pair practice with the physician's cold-protection advice; urgent medical review for ulcers, skin breakdown or colour change that does not recover. Do not present biofeedback as an alternative to medicines the physician recommends; the RTS found nifedipine reduced attacks versus placebo while temperature biofeedback did not beat its control. [source: BioLINCC RTS; remainder: synthesis]

5.9 Clients who want the device to do the work

Response: remind them the instrument only measures; the skill is theirs; move early to practice without feedback (4.13). Discuss consumer devices or apps with medical claims critically. [source: National Headache Foundation (client directs therapy); synthesis]

5.10 Comorbid anxiety, depression or health anxiety

Response: screen at intake; Andrasik notes biofeedback also improved anxiety, depression and self-efficacy in meta-analytic data, but treat significant mood or anxiety disorders with the indicated psychological treatment and keep biofeedback as one component. For health anxiety, avoid turning hand temperature into a new thing to monitor; limit checking. Follow standard risk assessment if suicidal thoughts are present. [source: Andrasik 2010; remainder: synthesis]

5.11 Children and adolescents

Response: the cited sources give little child-specific thermal guidance (Andrasik cites a preliminary paediatric study of a different, EEG-based method). Involve parents, keep sessions short and playful, and work closely with the paediatrician. [source: Andrasik 2010; synthesis; uncertain]

Sources

Online sources:

Books and papers cited:

Green, E., & Green, A. (1979). General and specific applications of thermal biofeedback. In J. V. Basmajian (Ed.), Biofeedback: Principles and Practice for Clinicians (1st ed.). Williams & Wilkins (as given in the reprint cited above).
Karavidas, M. K., Tsai, P., Yucha, C. B., McGrady, A., & Lehrer, P. M. (2006). Thermal biofeedback for primary Raynaud's phenomenon: A review of the literature. Applied Psychophysiology and Biofeedback, 31(3), 203-216.
Raynaud's Treatment Study Investigators (2000). Main results, Arch Intern Med 160:1101-1108 (as given by BioLINCC; authors and title not verified) [uncertain].
Nestoriuc, Y., & Martin, A. (2007). Efficacy of biofeedback for migraine: a meta-analysis. Pain (authors as listed in a bibliographic record; volume and pages not verified) [uncertain].

Not verified: Sargent, Green and Walters' original journal reports; BCIA's own requirements pages; the Greens' Beyond Biofeedback; NICE guidance on headache and Raynaud's [uncertain].

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