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The Journal of Headache and Pain· 2026Q1· Review

Multidimensional mechanisms of the trigeminal–limbic axis underlying TMD–anxiety comorbidity—a narrative review

Kun Chen, Zhenhuan Wu, Yanqin Lu

Short summary

A narrative review proposes the trigeminal-limbic axis, specifically the TG-Vc-PBN-CeA pathway, as a candidate circuit linking temporomandibular disorder (TMD) pain to anxiety, supported by evidence from chronic pain and anxiety models.

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Complementary and Manual TherapyHealth Professions