Physical factor therapies for insomnia: a narrative review of mechanisms, clinical evidence, and phenotype-guided applications - Report - MDSpire

Physical factor therapies for insomnia: a narrative review of mechanisms, clinical evidence, and phenotype-guided applications

  • By

  • Shuhui Li

  • Qiubai Long

  • Dongfeng Huang

  • Yurong Mao

  • June 22, 2026

  • 0 min

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Clinical Report: Non-Pharmacological Approaches to Insomnia

Overview

This review evaluates five physical factor therapies for insomnia, highlighting their mechanisms and clinical evidence. The current evidence is heterogeneous and preliminary.

Background

Insomnia is a prevalent condition affecting approximately 10% of adults in the U.S., leading to significant morbidity and reduced quality of life. Traditional pharmacological treatments are limited by risks of tolerance and dependence.

Data Highlights

No specific numerical data or trial results were provided in the source material.

Key Findings

  • Five physical factor therapies for insomnia were examined: auditory stimulation, phototherapy, thermotherapy, electrical stimulation, and magnetic stimulation.
  • These therapies are classified into three categories based on their primary sites of action: peripheral sensory modulation, central neuromodulation, and systemic autonomic regulation.
  • Research indicates effects on circadian entrainment and autonomic balance through these therapies.
  • Current clinical evidence is heterogeneous, with many modalities requiring further investigation to establish efficacy and safety.
  • Advancements in portable and home-based technologies may enhance the feasibility of these therapies.

Clinical Implications

Ongoing research is necessary to validate the effectiveness and safety of these interventions.

Conclusion

Further research is needed to clarify the roles and effectiveness of physical factor therapies in insomnia treatment.

Related Resources & Content

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  4. Frontiers in Neurology — Tuina combined with other therapies for treating insomnia: a systematic review and network meta-analysis
  5. npj Digital Medicine — Advancing Comprehensive Sleep Health: The Role of Multimodal AI in the Hang Hao Meng Agent
  6. 2025 VA/DoD Clinical Practice Guideline for Chronic Insomnia Disorder
  7. American Academy of Sleep Medicine Draft Clinical Practice Guideline
  8. Effects of high-definition transcranial direct current stimulation for the treatment of chronic insomnia: a randomized, double-blind, controlled trial | Scientific Reports
  9. Efficacy of transcranial alternating current stimulation for insomnia: a GRADE-assessed systematic review and meta-analysis of randomized controlled trials | Sleep Science and Practice | Springer Nature Link
  10. Frontiers | Efficacy of Repetitive transcranial magnetic stimulation for Insomnia Disorder: a systematic review and meta-analysis of randomized controlled trials
  11. Transcutaneous Auricular Vagus Nerve Stimulation for Chronic Insomnia Disorder: A Randomized Clinical Trial - PMC
  12. The effect of light therapy on insomnia: A systematic review and meta-analysis - PubMed
  13. Frontiers | A systematic review and meta-analysis of acoustic stimulation in the treatment of insomnia

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