The Effect of Transcutaneous Auricular Vagus Nerve Stimulation on Sleep Quality in Insomnia: a Systematic Review and Meta-analysis
Hasani A, Sani SM, Kamroo A, Parsaei M, Sarvi MM, Amirifard H
Current Sleep Medicine Reports · 2025
Key finding
This systematic review and meta-analysis concluded that taVNS significantly improves sleep quality in insomnia as measured by the PSQI.
- Condition
- Sleep
- Stimulation
- taVNS
- Evidence tier
- Systematic Review / Meta-Analysis
- Participants
- —
Cite this study
Hasani, A., Sani, S. M., Kamroo, A., Parsaei, M., Sarvi, M. M., & Amirifard, H. (2025). The Effect of Transcutaneous Auricular Vagus Nerve Stimulation on Sleep Quality in Insomnia: a Systematic Review and Meta-analysis. Current Sleep Medicine Reports, 11(1). https://doi.org/10.1007/s40675-025-00350-y
Related studies in Sleep
Transcutaneous auricular vagus nerve stimulation in insomnia: a systematic review and meta-analysis
De Oliveira et al. · Neuromodulation · 2025 · Systematic Review / Meta-Analysis
Is transcutaneous auricular vagus nerve stimulation effective and safe for primary insomnia? A PRISMA-compliant protocol for a systematic review and meta-analysis
Yang et al. · PloS one · 2024 · Systematic Review / Meta-Analysis
Brain stimulation techniques as novel treatment options for insomnia: A systematic review
Krone et al. · Journal of sleep research · 2023 · Systematic Review / Meta-Analysis
Transauricular vagus nerve electrical stimulation improves postoperative sleep disorders in elderly patients (VNstep): protocol for a randomized controlled clinical trial
Wang et al. · Trials · 2026 · Randomised Controlled Trial
Summary by Vagus Research. Always consult the primary source for the authoritative record.