Early symptoms of cerebral palsy in 0~3 month old infants mainly include backward motor development, abnormal muscle tone, spasticity or paralysis. 1. Lagging motor development: 0~3 months infantile cerebral palsy may have lagging motor development, for example, the three months infant is unable to hold up his head in prone position, or hold up his head unsteadily, and at the same time, he is unable to use his forearms to support weight bearing. 2. Abnormal muscle tone: 0-3 months old infants with cerebral palsy may show abnormal muscle tone and abnormal posture, such as head and neck tilted back, hands flexed inward, and hands unable to make a fist. 3. Spasticity or paralysis: 0~3 months infantile cerebral palsy may show ankle clonus, hyperreflexia and other phenomena, such as spastic posture in quiet time, and slow response to posture. There are many early symptoms of cerebral palsy in 0~3 months old infants, and it is recommended to go to the hospital in time to improve the examination after the symptoms appear, and take standardized treatment after clear diagnosis and following the doctor’s instructions, and not to ignore the symptoms, so as not to delay the treatment of the condition.