The performance of neonatal convulsions can include: I. Postural changes, normal neonatal limbs are often flexed, but not overly flexed, the angle of the wrist, knee, elbow, ankle and other joints is generally not less than 90 °, open the envelope, the limbs are often irregular dance, such as the angle of the joints of the limbs is less than 90 °, indicating that the muscle tone is increased, if the limbs are flaccid, straightened, and the whole body is in the shape of a large zigzag, indicating that the muscle tone is low. Second, color change, newborns appear severe convulsions, often accompanied by a short period of white or purple, sometimes accompanied by foam in the mouth. At this time, we must consult a doctor in time to grasp the best time to consult a doctor. Third, eye changes, most of the newborn convulsions will be accompanied by a short period of loss of consciousness, manifested as disoriented, staring or squinting. In short, in addition to limb or muscle twitching, the newborn convulsions will be accompanied by changes in consciousness, color, muscle tone and so on.