Hitting your head is a very common injury scenario in everyday life, and this situation then depends on how severe the injury is. If it is a slight bump to the head, no headache, dizziness symptoms, no other symptoms in the body, such as hematoma or scalp broken, do not need any treatment, do not worry about other situations. If the degree of injury is more serious, resulting in headache, dizziness, it is necessary to sit down to rest, if gradually can be relieved also do not need to deal with. If the degree of injury is heavy, the headache is particularly severe later, and there is vomiting, irritable symptoms, it is best to go to the hospital to check what problems there are in the skull, to rule out the possibility of intracranial hemorrhage. If you hit your head to produce scalp lacerations, active bleeding, you need to go to the hospital for debridement and suturing, and after suturing, it is best to check the CT to see if there is any trauma inside the skull and brain, so as to be the safest.