After being hit on the head by something, the treatment is determined by the specific changes in the condition. If the scalp is torn and bleeding, be sure to apply pressure with a clean towel and apply pressure bandages to reduce the probability of bleeding. If there is a combination of dizziness, nausea, vomiting, or even coma, be sure to send to the doctor for consultation and review the head CT to clarify the intracranial changes in the condition, which very likely could be a concussion or brain contusion. First aid treatment is needed, such as intravenous drips of drugs to stop bleeding, intravenous drips of drugs to improve cerebral circulation and brain protection, as well as drugs to reduce cranial pressure by dehydration, and timely access to the hospital for appropriate suturing. If the head is hit, there is no special reaction, just a slight headache, dizziness, and no epidermal damage. The simple case, just need to strengthen the rest, improve the corresponding nutrition, basically later can be healed, but if there is dizziness, headache aggravated, and accompanied by nausea, vomiting, or to go to the hospital for appropriate treatment.