Symptoms of bruises in the head: First, the most common is the manifestation of headache, this headache has two reasons: 1, because the bruises have a certain occupying effect, causing intracranial hypertension and headache. 2, bruises in the process of absorption, will release some chemicals to stimulate the cerebral membranes, which causes headache. Generally take active treatment measures, later have obvious relief. Second, the symptoms of epilepsy, that is, often see the limbs convulsions, foaming at the mouth, fainted on the ground, this is because the bruises will damage the cerebral cortex of the normal discharge process, resulting in abnormal discharge process, it will be very easy to form epilepsy, but more than 75% of epilepsy through the medication can be significantly relieved. Third, other relatively typical but uncommon symptoms, such as numbness and weakness of the limbs, speech dysfunction, urinary and fecal incontinence, cognitive decline, etc., which can be alleviated and treated in a certain way at a later stage.