The most common symptoms of epilepsy: a. Generalized tonic-clonic seizures, which are manifested by continuous contraction of skeletal muscles throughout the body during the tonic phase and contraction of eye muscles resulting in eyelid upward pulling, eye rolling, and gaze. Masticatory muscle contraction appears with strong mouth opening, followed by violent closure and biting of the tongue, and tonic contraction of the laryngeal and respiratory muscles, causing the patient to scream and stop breathing. Tonic contractions of the neck and trunk muscles cause the neck and trunk to first flex and then recoil. The patient then enters the clonic phase where the patient shifts from tonic to clonic, each clonic is followed by a brief interval, and the seizure stops after a violent clonic. Late in the seizure, there is still a brief clonic in this phase, which can cause dental closure and incontinence. Subsequently, breathing first resumes, and pupils, blood pressure, and heart rate gradually return to normal. Then there is another common occurrence as a loss of consciousness seizure, manifested by the sudden onset and abrupt suspension of loss of consciousness, manifested by the sudden cessation of activities, dazed, calling out, objects in the hands to the ground, some patients can mechanically repeat the original simple actions. The most common of the partial seizures is that the patient appears to have a purpose, but in fact there is no purpose of the seizure behavioral abnormalities, can be manifested as repeated pouting, chewing, licking the tongue, swallowing.