Stagnant eyes may be caused by visual fatigue, myopia, depression, etc. Patients can improve their living habits, wear glasses, take medication, and so on. 1. Visual fatigue: If the patient is too tired and sleep deprived recently, it will easily lead to visual fatigue, so the patient may have the symptom of dull and lifeless eyes. Therefore, patients should maintain a good routine in life, keep enough sleep and physical and mental pleasure, which can improve the discomfort symptoms. 2. Myopia: Patients with high myopia will also experience dullness in the eyes because of poor vision. Myopia patients should wear glasses in time, try to increase the outdoor time and other ways to improve. 3. Depression: Depression will make the patient appear low mood, will activity reduction, the patient is easy to be silent, showing a wooden stiffness state, eyes dull and lifeless. Patients can follow the doctor’s instructions to line tricyclic antidepressants to improve the treatment, such as promethazine, amitriptyline and so on. It is recommended that patients with long-term dull and lifeless eyes and other discomforts should consult a doctor for timely assessment of their condition and treatment according to the doctor’s instructions.