If mild cerebrovascular insufficiency of blood supply occurs, there will be the following symptoms, such as dizziness, headache, vertigo, blurred vision, blurred vision, transient dizziness, sudden collapse, accompanied by blackness in front of the eyes, afraid to open the eyes, and rotating vision, all of which are symptoms of mild cerebrovascular insufficiency of blood supply. However, many patients have atypical symptoms. Once the above situation occurs, it is still necessary to go to the hospital and do CT, MRI and other related tests of the head for diagnosis to avoid delaying the condition. Mild cerebral blood supply deficiency can be improved by diet or lifestyle habits.