question: hi, i dont know who to consult to. im 24 yrs old. my height is 5 1. weight is 39 klg. i used to have heartburn and i m allergic to chicken and fish. i don t know what causes the twitching of my upper right lip. can you please help me. i am just worried. im expose to computer everyday, 8 hrs. a day. is this one of the cause? thanks