The main causes of head shaking and headache in children include the following: first, the symptoms caused by children suffering from encephalitis. Encephalitis in children can cause severe headache, accompanied by fever and convulsions, which requires timely treatment of intracranial pressure and anti-infection. Secondly, the symptoms are caused by intracranial tumors in children. If a child has an intracranial tumor and the tumor is progressively aggravated, the child will have severe head shaking and headache, which needs to be treated by surgery in time. Finally, the symptoms are caused by sinusitis. If a child has sinusitis, it can also cause headache with symptoms such as nasal congestion and yellow pus nasal discharge.