The trigeminal nerve is a cranial nerve. It arises from the brainstem, and its branches cover your face and head. The trigeminal nerve is a paired nerve — you have one on each side. Its chief function ...

A widely circulated image on social media depicted the nerves that run from the human brain, across the face, and into each individual tooth. Ever wonder why the pain from a toothache doesn’t seem to ...

Dear Dr. Roach: I am a 76-year-old male. A few months ago, I suddenly had the worst pain in my life, centered in the right side of my tongue, of all places. It felt like a live electrical wire was ...