Dizziness is not necessarily anemia. 1. The diseases of dizziness involve internal medicine, neurology, neurosurgery, orthopedics, pediatrics, obstetrics and gynecology, otolaryngology and psychiatry. For example, transient ischemic attack of vertebral-basilar artery and intracranial infection in neurology; intracranial tumor in neurosurgery; upright hypotension, hypoglycemia and multiple sclerosis in internal medicine; otolithosis in otorhinolaryngology; and psychogenic vertigo in psychiatry. 2. Anemia is based on the count of hemoglobin, and it is considered anemia if it is lower than the following standards: 110g/L for children under 6 years old, 120g/L for children between 6 and 14 years old, 130g/L for adult males, 120g/L for adult nonpregnant females, and 110g/L for pregnant females. when anemia occurs, the patient may have symptoms such as dizziness. Therefore, dizziness may be caused by anemia, but not always anemia, the symptoms of dizziness, to the first time to the hospital, after clarifying the cause of the disease, under the guidance of the physician early diagnosis, early treatment.