There are many causes of dizziness, such as neurasthenia, brain tumor, cervical spine disease, cerebral hemorrhage, Meniere’s disease, cerebral blood supply insufficiency, anemia, etc. It is recommended that a comprehensive examination be conducted, and dizziness during the day may also be caused by vegetative nerve disorders, or cerebral neurasthenia, mostly related to factors such as prolonged mental stress, poor sleep or overthinking. If this situation occurs, it is recommended to measure the blood pressure, blood pressure is not abnormal, it should be insufficient rest and sleep and insufficient cerebral blood supply, insufficient blood supply to the myocardium and other reasons. It is recommended to pay attention to rest, ensure sufficient and effective sleep, observe for a period of time to see if there is any improvement, if necessary, you need to go to the hospital to find a doctor to check and do transcranial Doppler, cranial CT, cardiac ultrasound and electrocardiography, this situation is most often caused by poor rest, qi and blood deficiency, blood pressure abnormalities, cervical spondylosis, insufficient cerebral blood supply, etc., and in addition to work, need to pay extra attention to it.