Efficacy and neural mechanisms of transcutaneous auricular vagus nerve stimulation for chronic insomnia: a study protocol for a randomized controlled trial
Background Traditional auricular therapy for chronic insomnia (Bu Mei in TCM) is used in clinical practice but is limited by insufficient standardization and poorly understood mechanisms. Transcutaneous auricular vagus nerve stimulation (taVNS) provides a quantifiable and reproducible neuromodulatory approach by stimul...