Article Credit: Canadian Association of Optometrists ( opto.ca ) Video: Why does my eyelid twitch? | Dr. Lloyd Mah Eyelid twitches are quite common and mostly benign; however, they are often irritating or somewhat embarrassing. There are more fast twitch muscle fibers in the eyelids than anywhere else in your body and when your general health is not quite right, the fast twitch muscle fibers will contract erratically showing up noticeably in the lids. Most eyelid twitches com