An eyebrow twitching is correspondingly a twitching eyelid. You know how uncomfortable it may be to have twitching eyelids if you've ever experienced it. The muscles in the eyelids tighten as a result, most often mimicking the lower eyelid. Similar to this, little muscles that are growing without your will are the reason for your brow to twitch. The sharing of the eyebrow, which happens when this happens, is the immediate shaking of the skin surrounding your eyebrow. Most eyebrow twitching episodes, which might last a few seconds or even several hours, are treatable. But do you understand what the twitching of the devouring brow means? But infrequent brow twitching doesn't require treatment because it passes in a few seconds or minutes. But persistent twitching of the eyebrows can lead to hemifacial spasms, a medical disorder brought on by injured or agitated face nerves. This medical requirement frequently just affects one side of the face and occasionally extends past the eye.