If you’re new to the whole vagus nerve trend, it’s a cranial nerve known as the gut-brain axis, creating communication between your brain and nervous system and your abdomen.

The pain associated with cluster headache is mediated by the first branch of the fifth cranial nerve (trigeminal nerve). Why the nerve becomes activated is unknown, but when it does, a number of ...

Sphenoid sinusitis should be kept in the differential diagnosis of isolated sixth cranial nerve palsy, especially in the presence of headache, and all patients should be investigated with CT/MRI brain ...

Reduced colour vision, which affects many patients with MS – even those without previously diagnosed optic neuritis – is correlated with reduction of the retinal nerve fibre layer (23).