Weblip twitching, also named lip fasciculations, is an anomalous irregular contraction of the muscle fibers in the area surrounding the lips. Webaug 13, 2024 · lip twitching is when the lips tremble or shake involuntarily, which can be caused by various factors such as caffeine, medications, potassium deficiency, or. Webaug 18, 2024 · lip twitching, or myokymia, is a common involuntary muscle spasm in the lip area.

Lip twitching is involuntary, and it can.