The throbbing pain in the left back of the head is mainly seen in the following causes: First, hypertension, mostly seen in middle-aged and elderly patients, with a previous family history of hypertension or a history of hypertension, mostly by mental tension or after exertion, patients can also be accompanied by panic, chest tightness and other symptoms in addition to throbbing pain, patients are advised to routinely measure blood pressure, patients with increased blood pressure should pay attention to low salt and low fat diet, appropriate control of Patients with increased blood pressure should pay attention to low-salt and low-fat diet, appropriate weight control, and if necessary, a visit to cardiovascular medicine is recommended. Second, intracranial vascular malformation, intracranial vascular malformation is mainly due to congenital developmental abnormalities or acquired traumatic infection and other factors, the patient in addition to local vascular throbbing pain, can also be accompanied by convulsions and other seizure symptoms, it is recommended that patients routinely perform cranial imaging, such as cranial CT or cranial magnetic resonance, if necessary, CT, cerebral angiography to further clarify the cause. Thirdly, anxiety and depression, mostly seen in female patients, are caused by high mental tension. It is recommended that patients maintain emotional stability and mental relaxation, and if necessary, it is recommended to go to the psychiatry department.