Huberman LabDr. David Spiegel on Huberman Lab: How hypnosis rewires fear
Hypnosis narrows attention to separate thought from all feeling; Reveri protocols cut acute pain, ease stress, and speed relief from phobias and trauma.
CHAPTERS
- 1:00 – 4:40
Defining Hypnosis: Focused Attention, Not Loss of Control
Spiegel introduces hypnosis as a state of highly focused attention, likening it to becoming fully absorbed in a film or sporting event. He contrasts this genuine, therapeutic state with stage hypnosis, emphasizing that clinical hypnosis increases personal control and cognitive flexibility rather than making people vulnerable or foolish.
- •Hypnosis is akin to viewing consciousness through a telephoto lens: detail without usual context.
- •Everyday ‘hypnotic-like’ experiences include deep absorption in movies, sports, or creative work.
- •Stage hypnosis misleads the public by implying loss of control and making participants look foolish.
- •Clinical and self-hypnosis are tools for gaining control over mind and body by suspending habitual judgment and exploring new perspectives.
- •The very mechanism people fear—suspending critical judgment—is what makes hypnosis therapeutically powerful when used properly.
- 4:40 – 10:20
Brain Networks in Hypnosis and Powerful Mind–Body Effects
The discussion moves into the neuroscience of hypnosis, focusing on changes in the salience network, default mode network, and mind–body control circuits. Spiegel illustrates these changes with a gastric acid study showing that hypnotic imagery can significantly alter digestive physiology, underscoring the brain’s capacity to regulate bodily functions.
- •Dorsal anterior cingulate cortex activity decreases during hypnosis, reducing distraction and conflict signaling.
- •Connectivity increases between dlPFC and the insula, enhancing top-down control over bodily states like pain and digestion.
- •Inverse connectivity between dlPFC and posterior cingulate reduces self-referential processing, facilitating dissociation and cognitive flexibility.
- •In highly hypnotizable participants, imagined eating under hypnosis increased gastric acid secretion by ~87% and reduced it by ~40% during relaxation.
- •Even with pentagastrin stimulation, hypnosis reduced gastric acid ~19%, demonstrating robust central modulation of peripheral physiology.
- 10:20 – 17:30
Hypnosis for Focus, Stress, Sleep, and Phobias
Huberman asks about practical applications, and Spiegel details how hypnosis can enhance focus, reduce stress, improve sleep, and help with phobias. He explains techniques that decouple bodily stress responses from psychological stress and describes how hypnosis allows people to build new, healthier memory networks around feared situations.
- •Hypnosis can train the mind to narrow and sustain focus, potentially helping some with attentional challenges.
- •For stress, patients are guided to imagine the body floating safely while viewing stressors on a mental screen, keeping physical comfort constant.
- •This approach breaks the ‘snowball’ effect where noticing bodily stress worsens psychological anxiety and vice versa.
- •Self-hypnosis is particularly effective for insomnia; many users report sleeping well for the first time in years using structured protocols.
- •In phobias, hypnosis enables people to manage anxiety enough to re-encounter feared situations and form new, less negative or even positive associations.
- 17:30 – 27:30
State Change, Trauma Processing, and State-Dependent Memory
Spiegel argues that changes in mental state have intrinsic therapeutic value and illustrates this with trauma work under hypnosis. He describes using dissociative, safe-body imagery to help a woman reprocess an attempted rape, and he connects this to state-dependent memory: matching the dissociative state of the trauma can make accessing and reworking those memories more effective.
- •Mental state shifts alone can change problem-solving and emotional responses (e.g., sleeping on a distressing email alters perspective).
- •Hypnosis can produce ‘unsystematic desensitization’ by changing the mental and bodily context in which traumatic material is revisited.
- •In a rape-attempt case, hypnosis helped the patient realize both the greater danger she faced and her life-saving resistance, restructuring the trauma narrative.
- •State-dependent memory suggests people recall trauma more effectively in states similar to those at the time; trauma often involves spontaneous dissociation.
- •Hypnosis reintroduces a congruent, controlled dissociative state, allowing traumatic memories to be accessed and reprocessed rather than remaining sealed yet still influential.
- 27:30 – 32:00
Reframing Control, Naming, and Longevity of Hypnotic Change
They revisit the misconception that hypnosis removes control, arguing that it actually enhances voluntary regulation of mind and body. Huberman notes that the term “hypnosis” itself may hinder acceptance, and Spiegel discusses durability of effects, the typical structure of clinical hypnosis, and the complementary role of self-hypnosis and apps like Reveri.
- •Hypnosis is best understood as a method for increasing perceived and actual control over mind–body responses.
- •Spiegel suggests the negative connotations of the word “hypnosis” have been shaped by stage performance and cultural myths.
- •In clinical practice, patients are usually seen briefly to assess hypnotizability, experience guided hypnosis, and then are taught self-hypnosis.
- •The Reveri app offers structured programs (pain, stress, focus, sleep, eating, smoking) plus 1–2 minute refreshers; many users benefit quickly.
- •While longitudinal brain data are limited, principles of long-term potentiation and repeated network activation suggest that regular self-hypnosis can strengthen beneficial circuits and behavioral changes.
- 32:00 – 37:00
Hypnotizability, the Spiegel Eye-Roll Test, and OCD Limitations
Spiegel explains hypnotizability as a measurable trait, the prevalence of different levels in the population, and how this informs treatment. He describes the Spiegel eye-roll test as a quick proxy for hypnotic capacity and notes that highly obsessional individuals, such as many with OCD, often show low hypnotizability due to overactive evaluative thinking.
- •About one-third of adults are not hypnotizable, two-thirds are to some degree, and ~15% are highly hypnotizable.
- •Hypnotic capacity is scored from 0–10 via standardized induction profiles.
- •The Spiegel eye-roll test evaluates the ability to keep eyes rolled upward while closing eyelids; visible sclera indicates higher hypnotizability.
- •Eye position and movement are closely tied to levels of consciousness, linking the test to broader arousal circuitry.
- •Individuals with OCD often remain over-evaluative and unable to surrender into immersive experience, making them less likely to benefit from hypnotic approaches.
- 37:00 – 43:00
Facing Problems Voluntarily: Exposure, Mind–Body Framing, and Pain
The conversation centers on the importance of voluntary, controlled confrontation with fears and stressors rather than avoidance. Spiegel describes using hypnosis to help patients feel in control of when and how they access difficult material, and he extends this logic to reinterpreting pain signals and emotional distress as information and opportunities for action.
- •Voluntary self-exposure—choosing to confront trauma, phobias, or pain—is critical to effective therapeutic change.
- •Patients are taught to feel in control of when they turn traumatic material ‘on’ or ‘off’, and to define its meaning on their own terms.
- •Hypnosis encourages viewing pain (physical or emotional) as a signal to be categorized: is it warning of further damage, or is it part of healing?
- •Reframing threats as problems that can be influenced or partially controlled bolsters resilience and reduces helplessness.
- •The adaptive goal is not absolute control, but greater, more flexible regulation of bodily signals and emotional responses.
- 43:00 – 48:00
Hypnosis for Children, Groups, and Medical Procedures
Spiegel describes how hypnosis can be used safely and effectively in children when given more structure, often involving parents. He shares data from pediatric imaging procedures, and outlines the use of group hypnosis in cancer support, highlighting social and procedural benefits.
- •Children can be very hypnotizable but need guided structure; adults ‘share’ some cognitive control to scaffold the process.
- •Pediatricians and dentists successfully use hypnosis to reduce pain and fear by shifting children’s focus to imagined safe, enjoyable places.
- •In a randomized trial of children undergoing voiding cystourethrograms, hypnosis shortened procedures by an average of 17 minutes and reduced pain and anxiety.
- •Group hypnosis, such as with metastatic breast cancer patients, is feasible and often powerful due to shared experiences and post-session discussion.
- •Framing hypnosis for kids as “playing a trick on the doctors” (body here, mind elsewhere) increases engagement and effectiveness.
- 48:00
Breathing, Flow States, and Finding Qualified Hypnosis Practitioners
In closing, Huberman and Spiegel link hypnosis to breath control and performance flow states, noting that many high performers enter hypnotic-like absorption naturally. They also provide practical guidance on accessing the Reveri app and locating properly trained hypnosis clinicians through professional organizations.
- •Breathing is a bridge between automatic and voluntary control; patterns with longer exhales (e.g., cyclic sighing) likely enhance parasympathetic tone.
- •Spiegel uses deep inhalation and slow exhalation in inductions and has begun emphasizing longer exhalation based on emerging data.
- •Peak performance in athletes and musicians often resembles a hypnotic state: minimal self-monitoring, maximal absorption in the task.
- •Hypnosis does not always require deep physical relaxation; intense activity can coexist with hypnotic-like absorption.
- •Resources include the Reveri app and referral lists from the Society for Clinical and Experimental Hypnosis (SCEH) and the American Society for Clinical Hypnosis (ASCH); practitioners should be licensed in a primary health profession and trained in hypnosis.
