Always sleepy and confused head may be due to lack of sleep, cervical spondylosis, sleep apnea syndrome, depression and other factors. If the patient exists other uncomfortable symptoms, go to the hospital regularly for detailed examination. 1. Lack of sleep: If the patient is usually under too much mental stress or over fatigue, he/she may also have the symptom of sleepy head in daily life, which can be relieved by proper supplemental sleep. 2. Cervical spondylosis: If the patient has cervical spondylosis, the pressure of the cervical vertebrae may cause insufficient blood supply to the basement membrane, which may also lead to the phenomenon of cerebral hypoxia. The symptoms of dizziness and confusion may occur. 3. Sleep apnea syndrome: generally seen in more obese patients, or at night sleep apnea and the symptoms of waking up. Due to the lack of sleep at night, which may also lead to daytime sleepiness and confusion, and may also be accompanied by headaches and dizziness and other manifestations. 4. Depression: When depression occurs, there will be sleep disorders, and dizziness, headache, headache, heavy head and other symptoms, and therefore may also be always sleepy and confused symptoms. All of the above drugs should be used under the guidance of a professional doctor, and should not be used blindly on their own.