A complex system of nerves and muscles enables the human eye to blink, gaze, and shift focus. The trochlear nerve is one of six cranial nerves that carry electrical impulses from the brain to the eye.

A population-based, observational, retrospective cohort study found that there was an association between migraines and ocular motor cranial nerve palsy. A study published in Scientific Reports found ...

The hypoglossal nerve is one of the 12 cranial nerves arising from the brain. It's a paired nerve, and you have two — left and right. Together, the two hypoglossal nerves control the muscles of the ...

Cranial neuropathy occurs when there is damage to the cranial nerves in the brain or brain stem. Depending on the affected cranial nerve, people may experience different symptoms, such as weakness on ...