My left eye been jumping for three days what does that mean.

Dry eye twitching: A common cause of eyelid or eye twitching is dry eye. A trial of artificial tears +/- omega 3 vitamins often relieves the symptoms. More serious causes of eyelid twitching should be evaluated by an ophthalmologist if the symptoms do not resolve with tears. http://fleye.com/store/artificial-tears/retaine-mgd.html.

Myokymia: Eyelid twitching, or myokymia, is a benign but annoying condition. Reducing your stress and reducing caffeine intake make help.