The right face twitching is generally considered facial muscle spasm or seizure, can be based on medical history, accompanying symptoms and auxiliary examination to clarify the specific causes, and then targeted treatment. 1, facial muscle spasm: facial muscle spasm is the main manifestation of paroxysmal involuntary twitching of one side of the facial muscles, mostly seen in middle-aged women. The common causes are vascular compression of nerves, swelling stimulation, mental tension, fatigue, stress, or facial nerve paralysis, the sequelae of facial paralysis. If it is a transient facial muscle twitch caused by mental tension, fatigue, or stress, it can usually be relieved by itself. If it is a facial muscle spasm that persists without remission, medication is the main treatment, commonly used drug is carbamazepine, or local injection of botulinum toxin. Children and young adults with bilateral forced eyelid movements are habitual facial muscle spasms, which are normal physiological phenomena and do not require treatment if there are no special circumstances; 2. Seizures: generally half of the face starts to twitch first, then half of the limbs shake, foaming at the mouth, unconsciousness, etc. It is recommended to seek medical attention and improve the EEG examination, if there are epileptic waves, the diagnosis of epilepsy can be confirmed. Seizures are sudden and should be prepared at all times to avoid seizures that cannot be handled, and missed time or improper handling may be life-threatening.