Patients speak consciously tongue root hardness, if it is a sudden appearance of possible cerebral infarction or cerebral hemorrhage transient ischemic attack, this kind of acute cerebrovascular disease leads to. For example, the patient’s lesion site in the left hemisphere language center, it will be manifested as language dysfunction, manifested as the root of the tongue is hard, speech is not good or aphasia and other symptoms. In the case of cerebral hemorrhage, the disease usually starts when the patient is active, and cerebral infarction and transient ischemic attack usually start in a quiet state, which can be clarified by doing head CT examination. The stiffness of the tongue may also be caused by multiple cerebral infarctions, as well as other systemic diseases, such as Parkinson’s disease, basal ganglia lesions, and hepatomegaly, all of which can lead to the symptoms of stiffness of the tongue. However, the stiffness of the tongue in these diseases must be gradual and progressively aggravated.