Eye twitching is a repetitive, uncontrollable blinking or spasm of the eyelid, usually the upper lid. Eye twitching (blepharospasm) usually affects the eye muscles of both eyes. If you have eye twitching, you may have an involuntary movement that recurs every several seconds for a minute or two.The causes include:Fatigue, Stress, Caffeine.Sometimes, eye twitching can be a sign of eye conditions such as: Blepharitis (inflammation of the eyelids), Dry eyes, Light , sensitivity, Pinkeye.Eye twitching can also be a side effect of certain medications. The most common offenders include drugs used in the treatment of psychosis and epilepsy.i hope this can help you.