Hemifacial spasm (HFS) is a neurological disorder manifested by twitching on one side of the face due to involuntary contractions of the eyelid and other facial muscles. It usually begins gradually ...
Persistent eye twitching might be a sign of more severe health conditions, such as blepharospasm and hemifacial spasms. Eye twitching results from spasms in the muscles that control your eyelids.
Finally, there’s hemifacial spasm, which the Kellogg Eye Center characterizes as “a condition that involves involuntary closure of the eye along with muscles in the cheek, mouth, and neck ...