When a child’s arm is pulled and he is afraid to lift his arm, he should be taken to the hospital immediately to find a specialist for examination, and according to the situation, he should take treatment measures such as resetting and braking. The child’s arm was pulled a little afraid to lift the arm is mostly related to the radial head subluxation, then you need to be operated by a professional doctor for manipulation of reset, the radial head reset to the normal physiological position, reset the arm can gradually begin to move, family members usually pay attention to the protection of the affected limb, to prevent the impact of external forces and sharp objects. If necessary, it is also necessary to use splints and other means of immobilization, to prevent excessive arm activity and cause further soft tissue damage, resulting in severe pain. In addition, the family can let the child more sunshine, pay attention to rest, avoid doing strenuous exercise.