Most babies are unsteady because of the presence of generalized muscular strength, low muscle tone and core muscle group instability. Core muscle group refers to the muscles around the hip pelvis, will appear in the standing whole body shaking unsteady, normal children in October age can support the station, the body is stable, most of the existence of rolling over, crawling delay. Combine this with the presence of high risk factors for the baby before, during or after birth, such as the presence of hyperemesis gravidarum and hyperglycemia in the mother, preterm delivery, low birth weight, hypoxic-ischemic encephalopathy, kernicterus, and multiple births in the baby. If there are any of the above manifestations and medical history, it is important to go to the hospital in time.