This abnormal blinking may happen many times per day. If eye twitching is severe, it can cause problems with your eyesight. The eyelids are controlled by small muscles. One muscle orbicularis oculi closes your eyelid.
Back to Health A to Z. Twitches are common and very rarely a sign of anything serious. They often go away on their own, but see a GP if a twitch lasts more than 2 weeks. Page last reviewed: 9 February Next review due: 9 February Twitching eyes and muscles. Twitches are usually nothing to worry about Most people get twitches from time to time. They're often linked to: stress and anxiety tiredness and exhaustion drinking caffeine or alcohol some medicines — check the side effects on the packet or leaflet They can affect any part of the body.
Blepharospasm is any abnormal contraction or twitch of the eyelid. The condition should be distinguished from the more common, and milder, involuntary quivering of an eyelid, known as myokymia. In most cases, blepharospasm symptoms last for a few days and then disappear without treatment, but in some cases the twitching is chronic and persistent, causing life-long challenges. In these cases, the symptoms are often severe enough to result in functional blindness. The person's eyelids feel like they are clamping shut and will not open without great effort.
An eyelid twitch is a general term for spasms of the eyelid muscles. These spasms happen without your control. The eyelid may repeatedly close or nearly close and reopen. This article discusses eyelid twitches in general.