If the patient wakes up with a dizzy head, the following reasons are mainly considered: firstly, the patient may not be awake yet, or because the patient’s sleep quality is not good, there is insomnia, dreamy, or the depth of sleep is not deep enough, the sleep is light and shallow, the sleep time is relatively short; secondly, the patient has the symptom of dizzy head after waking up, it may have a relationship with the sleep environment. For example, if the air circulation in the patient’s sleep environment is not good or the light and temperature are not suitable, which causes the patient’s brain to be in the stage of chronic ischemia and lack of oxygen, the patient will also show the feeling of dizziness and lack of wakefulness after waking up; thirdly, we should consider that it may be due to the symptoms of snoring and other symptoms that cause the patient’s brain to lack oxygen during sleep; fourthly, we should consider that this situation may be due to insufficient blood supply to the brain, and the brain The fourth aspect is to consider that this condition may be caused by insufficient blood supply to the brain and high blood fat and viscosity.