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Why does my eyelid twitch?

A lid twitch more often than not is a benign, albeit annoying, occurrence.


Eyelid myokymia occurs when the orbicularis oculi muscle of the eye spontaneously contracts. The lower eyelid is most frequently involved, and usually only one eye is affected.


Common causes for this type of lid twitch are:

-eye irritation

-dry eyes

-lack of sleep

-stress

-caffeine

-alcohol

-bright lights


Typically treatment is unnecessary other than avoiding