Everyday things, including caffeine, stress, and eyestrain can cause Eyebrow Twitching. It may also indicate an underlying disorder, such as Bell's palsy or Tourette syndrome. Most people will experience eyebrow twitching sometime in their lives. Twitching of the eyebrow is when the skin around the eyebrow spasm or moves involuntarily. It commonly occurs when the eyelid twitches, as...