Hemifacial spasm (HFS) is a rare movement disorder that causes involuntary muscle contractions on one side of the face. It typically starts with painless but annoying twitching around one eye. Over ...

Some suggest that there may be a link between eye twitching and headaches. Many things can cause eye twitching and headaches, such as migraine, fatigue, and stress. Eye twitching is when a person’s ...