Fetal head failure in a three-month-old baby may be caused by physiological factors or by pathological factors such as cerebral palsy and strabismus. It can be treated with general treatment, medication, rehabilitation and surgery if necessary. 1. Physiological factors: three-month-old babies may fail to raise their heads if they usually lack head-raising training and positive guidance. It is necessary to strengthen the training and positive guidance. 2. Cerebral palsy: It is one of the most important factors causing children to fall behind in gross motor development. Usually, some of the children will be accompanied by intellectual impairment, hearing impairment, and so on. Timely and effective rehabilitation is needed. 3. Strabismus: it can also cause the baby to raise his head to one side, appearing unstable phenomenon, usually can take massage, physical therapy and other ways, if necessary, can take the sternocleidomastoid muscle amputation. Three-month baby head up is not qualified, there are other reasons, it is recommended to consult a doctor in time to identify the cause, under the guidance of the doctor to take the necessary treatment. The above medication is in accordance with the doctor’s prescription.