Benign muscle twitch: A benign twitch can be due to caffeine or just stress. It can persist for weeks, but is almost never serious.
Answered 7/15/2013
5.6k views
Read about: Eyelid fasciculations (small fine twitches of eyelid).
Answered 9/8/2013
5.6k views
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A doctor has provided 1 answer
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