Somatic Therapy & Bodywork

C – Emerging9 verified peer-reviewed articles

WHAT THE RESEARCH SHOWS

Somatic therapies work "bottom-up": they guide attention to internal body sensations (interoception), posture and movement to help the nervous system complete stress responses and return to regulation. Somatic Experiencing (SE) describes chronic stress and trauma as dysregulation of the autonomic, limbic and arousal systems. The first randomized trial of SE for PTSD found large improvements in trauma symptoms and depression compared with a wait-list. A 2026 randomized study found a single 60-minute SE-based session increased felt psychological safety and social connectedness, and reduced a sense of disrupted body boundaries in adults with childhood maltreatment. Heart rate decreased and HRV increased in both groups. Interoceptive awareness training has particularly strong trial evidence. Mindful Awareness in Body-oriented Therapy (MABT) improved respiratory sinus arrhythmia (a physiological index of emotion regulation) in a one-year RCT. A UK trial found interoceptive training reduced anxiety in autistic adults compared with an active control.

the studies,

READ THE EVIDENCE

9 of 9 studies

B – ModerateSomatic Experiencing for PTSD: first RCTRandomized controlled trial vs wait-list · Tension / trauma

IN PLAIN LANGUAGE

In the first randomized trial of Somatic Experiencing, 15 weekly sessions led to large reductions in PTSD and depression symptoms compared with people on a waiting list.

Study type: Randomized controlled trial vs wait-list
Who was studied: 63 adults meeting full DSM-IV-TR criteria for PTSD
Outcome area: Tension / trauma
Key finding: 15 weekly SE sessions produced significant improvements in PTSD severity (Cohen d = 0.94–1.26) and depression (d = 0.7–1.08) that held at follow-up.
Evidence grade: B – Moderate
Limitations: Wait-list control (no active comparison); single study.
Citation: Brom D, Stokar Y, Lawi C, et al. Somatic Experiencing for Posttraumatic Stress Disorder: A Randomized Controlled Outcome Study. J Trauma Stress. 2017;30(3):304-312.

PubMed 28585761 DOI 10.1002/jts.22189

C – EmergingBrief SE session increased felt safety (2026 randomized experiments)Two randomized experiments vs psychoeducation control · Parasympathetic / safety

IN PLAIN LANGUAGE

A single one-hour Somatic Experiencing–based session helped adults with difficult childhoods feel safer and more connected, and more at home in their bodies, compared with an educational session.

Study type: Two randomized experiments vs psychoeducation control
Who was studied: Adults with varying childhood maltreatment exposure (n = 89 and n = 55)
Outcome area: Parasympathetic / safety
Key finding: A 60-minute SE-based session increased psychological safety (d = −.95) and reduced disrupted body boundaries (d = 1.13) compared with controls, and increased interoceptive awareness. HR decreased and HRV increased across both groups.
Evidence grade: C – Emerging
Limitations: Momentary (single-session) effects; HRV change not specific to SE.
Citation: Lehmivaara J, Jansson B, Bernhardsson J, Cloitre M, Pfaltz MC. From Somatic Experiencing to felt safety: assessing the effects of a body-oriented intervention in adults with various degrees of child maltreatment. Eur J Psychotraumatol. 2026;17(1):2613544.

PubMed 41586542 DOI 10.1080/20008066.2026.2613544

C – EmergingScoping review: Somatic Experiencing effectiveness and key factorsScoping review · Tension / trauma

IN PLAIN LANGUAGE

A review of 16 studies found early, promising evidence that Somatic Experiencing helps with trauma symptoms and well-being. The authors say more rigorous trials are needed.

Study type: Scoping review
Who was studied: 16 studies
Outcome area: Tension / trauma
Key finding: Preliminary evidence showed positive effects of SE on PTSD symptoms and on affective and somatic symptoms and well-being. Overall study quality was mixed.
Evidence grade: C – Emerging
Limitations: Scoping review; mixed quality; calls for unbiased RCTs.
Citation: Kuhfuß M, Maldei T, Hetmanek A, Baumann N. Somatic experiencing - effectiveness and key factors of a body-oriented trauma therapy: a scoping literature review. Eur J Psychotraumatol. 2021;12(1):1929023.

PubMed 34290845 DOI 10.1080/20008198.2021.1929023

B – ModerateInteroceptive training (MABT) improved an emotion-regulation physiology markerThree-arm RCT (12-month follow-up) · Parasympathetic

IN PLAIN LANGUAGE

Body-awareness training helped women in addiction recovery. It also improved a heart- rhythm measure linked to the calming (vagal) branch of the nervous system, with benefits lasting a year.

Study type: Three-arm RCT (12-month follow-up)
Who was studied: 187 women in outpatient substance use treatment
Outcome area: Parasympathetic
Key finding: MABT improved abstinence at 6 and 12 months and showed positive longitudinal effects on respiratory sinus arrhythmia (a vagal index of emotion regulation), craving and interoceptive awareness.
Evidence grade: B – Moderate
Limitations: Specific clinical population; findings may not generalize.
Citation: Price CJ, Thompson EA, Crowell S, Pike K. Longitudinal effects of interoceptive awareness training through mindful awareness in body-oriented therapy (MABT) as an adjunct to women's substance use disorder treatment: A randomized controlled trial. Drug Alcohol Depend. 2019;198:140-149.

PubMed 30928884 DOI 10.1016/j.drugalcdep.2019.02.012

B – ModerateMABT as an adjunct to opioid use disorder treatment (RCT, 2025)Randomized clinical trial (12 months) · Tension / regulation

IN PLAIN LANGUAGE

Adding body-awareness training to medication treatment did not change drug use, which was already low, but improved physical symptoms, PTSD symptoms and emotional regulation over a year.

Study type: Randomized clinical trial (12 months)
Who was studied: 303 adults stable on opioid use disorder medication
Outcome area: Tension / regulation
Key finding: No difference in the primary outcome (abstinence was already high). MABT improved physical symptoms and interoceptive awareness, with 12-month improvements in PTSD symptoms and emotion regulation.
Evidence grade: B – Moderate
Limitations: Primary outcome not met; secondary outcomes positive.
Citation: Price CJ, Pike KC, Merrill JO. Longitudinal effects of interoceptive awareness training as an adjunct to medication treatment for opioid use disorder: A randomized clinical trial of Mindful Awareness in Body-oriented Therapy. Drug Alcohol Depend. 2025;275:112813.

PubMed 40784065 DOI 10.1016/j.drugalcdep.2025.112813

B – ModerateInteroceptive training reduced anxiety (RCT vs active control)Superiority RCT, assessor-blinded, active control · Tension / anxiety

IN PLAIN LANGUAGE

Training people to better sense their own heartbeat reduced anxiety, and nearly twice as many people recovered compared with an active comparison therapy.

Study type: Superiority RCT, assessor-blinded, active control
Who was studied: 121 autistic adults
Outcome area: Tension / anxiety
Key finding: Six sessions of heartbeat-awareness training reduced trait anxiety at 3 months (d = 0.30). 31% met recovery criteria vs 16% in the control group.
Evidence grade: B – Moderate
Limitations: High attrition at 3 months; specific population.
Citation: Quadt L, Garfinkel SN, Mulcahy JS, et al. Interoceptive training to target anxiety in autistic adults (ADIE): A single-center, superiority randomized controlled trial. EClinicalMedicine. 2021;39:101042.

PubMed 34401684 DOI 10.1016/j.eclinm.2021.101042

C – EmergingFeldenkrais Method: meta-analysis of RCTsSystematic review & meta-analysis of RCTs · Tension / pain

IN PLAIN LANGUAGE

Feldenkrais, a gentle somatic movement practice, improved pain and body awareness in people with back pain, and balance and mobility in older adults.

Study type: Systematic review & meta-analysis of RCTs
Who was studied: 16 RCTs
Outcome area: Tension / pain
Key finding: Feldenkrais improved balance and mobility in older adults, and pain, disability, quality of life and interoceptive awareness in chronic low back pain. Effects were comparable to other physiotherapy for spine pain.
Evidence grade: C – Emerging
Limitations: Small trials across diverse populations.
Citation: Berland R, Marques-Sule E, Marín-Mateo JL, Moreno-Segura N, López-Ridaura A, Sentandreu-Mañó T. Effects of the Feldenkrais Method as a Physiotherapy Tool: A Systematic Review and Meta-Analysis of Randomized Controlled Trials. Int J Environ Res Public Health. 2022;19(21):13734.

PubMed 36360614 DOI 10.3390/ijerph192113734

C – EmergingWATSU (water shiatsu) increased body awareness and improved pain and moodRandomized controlled study (single session) · Tension

IN PLAIN LANGUAGE

A single 20-minute session of warm-water bodywork increased body awareness and improved pain and mood compared with attending a lecture.

Study type: Randomized controlled study (single session)
Who was studied: 60 adult volunteers
Outcome area: Tension
Key finding: Compared with a lecture, one 20-minute WATSU session increased body awareness and improved pain (p < 0.001) and mood (p = 0.003).
Evidence grade: C – Emerging
Limitations: Immediate effects only; lecture control.
Citation: Danner U, Avian A, Ilming E, Mittermaier C. WATSU (Water-Shiatsu) increases body awareness and improves pain and mood: A randomised controlled study. Complement Ther Clin Pract. 2024;57:101884.

PubMed 39096547 DOI 10.1016/j.ctcp.2024.101884

Not graded (theory)Theory: how Somatic Experiencing works (mechanisms)Theory / hypothesis paper · Mechanisms

IN PLAIN LANGUAGE

Written by the founder of Somatic Experiencing and colleagues, this paper explains the theory of how guiding attention to body sensations may help the nervous system recover from chronic stress and trauma.

Study type: Theory / hypothesis paper
Who was studied: Not applicable
Outcome area: Mechanisms
Key finding: Proposes that trauma and chronic stress reflect dysregulation of a "core response network" (autonomic, limbic, motor and arousal systems), and that interoceptive attention can restore regulation.
Evidence grade: Not graded (theory)
Limitations: Conceptual; not an outcome study. An erratum was published (PMID 25926804).
Citation: Payne P, Levine PA, Crane-Godreau MA. Somatic experiencing: using interoception and proprioception as core elements of trauma therapy. Front Psychol. 2015;6:93.

PubMed 25699005 DOI 10.3389/fpsyg.2015.00093

EDUCATIONAL DISCLAIMER

This library is for educational purposes and is not medical advice. Individual results vary. Consult a qualified provider before starting any new therapy. Citations were verified against PubMed on September 25, 2026.

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