A big head fall, usually after a local soft tissue contusion, resulting in rupture of blood vessels in the subcutaneous tissues of the skin bleeding, early must be used to cold compresses or ice packs, can shrink the bleeding capillaries, thus preventing further aggravation of the swelling, but also has the effect of pain relief. After 24-48 hours after the injury, you can do local hot compresses, you can also do physical therapy, such as infrared therapy, microwave therapy or ultrashort wave therapy, can promote local blood circulation, accelerate the hematoma further dissipation. If the head fall is more serious, the violence at that time is relatively large, must exclude whether there is no fracture or intracranial injury, this situation needs to go to the hospital to do cranial CT examination to exclude. If there is dizziness, headache, nausea, vomiting, and in severe cases, mental abnormality, coma, etc., it is highly suspected that there is a craniocerebral injury, and you must go to the hospital for further diagnosis and treatment immediately.