Lip Twitching improvement issues can moreover cause lip jolting. One condition that causes amazing muscle fits on one side of the face is called hemifacial fit. The facial nerve on a comparable side of the jolting is the wrongdoer. At times, lip jolting is achieved by abnormalities in veins, wounds to the nerves, or growths in the frontal cortex. In various people, there is no apparent justification for the jolting of the lips.