Low pressure 65mmHg, high pressure 120mmHg generally does not cause dizziness, may be due to other factors. The normal value of low pressure is 60~89mmHg, and the normal value of high pressure is 90~139mmHg. At present, low pressure 65mmHg and high pressure 120mmHg are within the normal range, so they do not cause dizziness in general. If the blood pressure is normal, but often dizziness, consider that it is caused by other factors, such as high blood sugar, hypoglycemia; in addition, there may be cervical spondylosis, periarthritis, cerebral blood supply insufficiency and other factors caused by dizziness. If the dizziness is only occasional, it may also be caused by emotions and environment, and no special treatment is needed. It is recommended to observe for a period of time, if the blood pressure is normal and the dizziness is serious, it is recommended to consult a doctor as soon as possible, and then according to the doctor’s instruction to carry out professional examinations, such as blood glucose test, coronary arteriography, spinal X-ray, etc., to analyze the cause and then symptomatic treatment.