Patients who do not sleep well may experience memory loss and slow reactions, while others may experience dizziness, lightheadedness, unsteady walking, and a feeling of drowsiness throughout the day. Some patients may also experience panic attacks, fatigue, sweating, and even loss of appetite and short temper. In addition, if the patient is a long-term poor sleeper and has previous hypertension, it will cause an increase in blood pressure, which can easily lead to stroke, such as acute cerebral infarction and cerebral hemorrhage. If it is a young and middle-aged patients with long-term poor sleep, may lead to coronary heart disease, acute heart infarction, sudden death, so the symptoms of poor sleep are mainly seen in the last few.