There are many reasons why a patient may have dizziness, brain swelling and sleeplessness: 1. It may be a manifestation of neurological disorders, if the patient is usually more anxious and tense, it may easily lead to brain nerve disorders, and the patient will have dizziness, brain swelling and sleep disorders. 2. With increasing age, the patient is prone to hypertension, increased blood lipids and diabetes. When there are the above-mentioned diseases may cause the patient’s cerebral blood supply is insufficient, the blood is in a high-fat, high-viscosity state, which easily makes the person manifest dizziness, brain swelling, and sleeplessness. It is recommended that patients improve transcranial Doppler examination and blood tests, and then improve the cause. 3, patients dizziness, brain swelling, sleeplessness and personal psychological factors have a relationship, such as patients are more anxious, nervous, more stressful also easy to appear the above symptoms.