Facial cramps and throbbing may be caused by physiological factors, facial muscle spasm, epilepsy and other factors. 1. Physiological factors: such as encountered some major things, psychological overstress or fear, it is easy to appear the phenomenon of facial cramps jumping, only occasionally this situation, control the mind will improve on its own. 2. Facial muscle spasm: the disease may be caused by mechanical stimulation, facial nerve compression or poor recovery from facial nerve paralysis, etc., in the early stage of the disease, mainly manifested as eyelid fluttering, and gradually expand to the corners of the mouth and the entire facial muscles, especially in the case of mental overstress, fatigue and other conditions, the symptoms are significantly aggravated. 3. Epilepsy: epileptic focal seizures may also originate on one side of the face, and then the limbs begin to twitch, and in severe cases, foaming at the mouth and confusion may occur. There are more causes of facial cramps and throbbing, and patients should seek timely medical attention for early diagnosis and treatment to avoid delaying the condition and affecting the prognosis.