-- Posted by singer420 at 3:43 am on July 4, 2009 For the past couple of days my index finger has been twitching there is no pain or swelling or anything just the twitching. I was just wondering if any had any clue to what would cause this to happen -- Posted by utheh at 3:44 am on July 4, 2009 Most likely lack of sleep or excessive stimulant use. -- Posted by jsia at 3:57 am on July 4, 2009 Too much computer use? -- Posted by aejae at 4:06 am on July 4, 2009 maybe there's something wrong with your brain?