Headache care around the world: a review of access, equity, and system-level solutions

Collectively, these developments signal a shift toward more coordinated and equity-oriented headache service models. Sustainable progress will require strengthened global collaboration, integration of AI-supported decision tools, expansion of cross-border registries and real-world data platforms, and the systematic inclusion of headache disorders within national noncommunicable disease frameworks to ensure high-quality care across diverse populations.