Is eye twitching a sign of a stroke?

Eye twitching occurs when there's a problem with the muscles that control eyelid movement: One muscle in the face opens the eyelid and another one closes it. While this rapid, involuntary blinking of the eye in many ways remains a mystery, it is often caused by stress, dry eye, caffeine consumption, smoking or fatigue.

In rare cases, and when accompanied by other symptoms, an eyelid twitch can be a sign of a serious medical condition that affects the brain and central nervous system, including a stroke or transient ischemic attack (also called a mini-stroke or TIA).

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