Darkening of the eye socket is mainly caused by physiological factors, but also can be seen in pathological factors. 1. Physiological factors: excessive use of eyes, lack of sleep, long-term late night, sun exposure or ageing skin aging and other reasons, resulting in gray eyelids, leading to the occurrence of dark circles. Through the adjustment of work and rest and eye care can alleviate the symptoms of dark circles, such as pay attention to rest, ensure adequate sleep, go out and do a good job in the sun, strengthen the eye care, eye hot compress or massage and so on. 2. Pathological factors: eye trauma, eye and body diseases can also cause dark orbital depression, such as diarrhea, vomiting patients due to severe dehydration can cause orbital depression; tuberculosis, diabetes, tumors and other chronic wasting diseases can also be seen in the orbital depression, eyes, eyes; orbital fracture, orbital inflammatory lesions and so on can also be caused. There may also be other causes of darkened orbital depression. If the darkened orbital depression is not relieved for a long period of time, it is recommended to consult a doctor to clarify the cause of the disease and carry out targeted treatment or therapy.