There are many reasons for the head to feel dizzy, the common causes are mainly the following: 1, plant nervous disorders, the disease is mostly seen in menopausal women, is due to the disruption of hormone secretion in the body, clinical manifestations are diverse mainly manifested as sleep disorders, dizziness, memory loss, inattention, etc., take glutathione, acetic acid and other drugs to regulate plant nervous disorders to improve the symptoms; 2, iron deficiency anemia, the disease is due to a decrease in peripheral blood cells resulting in insufficient oxygen-carrying capacity. This disease is caused by the decrease of peripheral blood red blood cells, resulting in the lack of oxygen-carrying capacity, mainly manifested as pale, dizzy, inattentive, etc., to improve the routine blood tests can be clearly diagnosed, taking ferrous sulfate can be symptomatic treatment; 3, cerebral arterial blood supply deficiency, the disease is caused by atherosclerosis caused by the decline of vascular elasticity, lumen narrowing, resulting in chronic ischemia and hypoxia in the brain, mainly manifested as dizziness, nausea It is mainly manifested as dizziness, nausea, tinnitus, memory loss and other clinical manifestations, which can be treated symptomatically by taking drugs such as Tianma hook and vine granules and blood-raising and brain-clearing granules.