The stellate ganglion are sympathetic nerves in your neck. They're found on either side of your voice box. You can get an injection called a stellate ganglion block (sympathetic nerve block) to ease ...

Medically reviewed by Nicholas R. Metrus, MDMedically reviewed by Nicholas R. Metrus, MD A nerve block for migraine headaches involves an injection of a local anesthetic into the base of the skull or ...

Your greater occipital nerve is responsible for most of the feeling in the back and top of your head. Irritation or inflammation of this nerve can cause headaches. People with occipital nerve ...