Inward sunken eyes are a cosmetic manifestation. From a physiological point of view, if there is a short-term weight loss, there will be a significant reduction in body fat and the appearance of the eyes, in addition, some patients with age, the intraorbital fat will also be reduced, there will also be the performance, itself belongs to the normal phenomenon, there is no special treatment necessary. If you feel that it affects your appearance significantly, you can undergo surgery, such as autologous fat transplantation, which itself is a plastic surgery with high risk, and it is recommended that you choose a doctor with a high level of expertise in the relevant plastic surgery or ophthalmology department. In addition, some patients may experience orbital fat absorption, which may be related to metabolic diseases, such as diabetes, abnormal thyroid function, etc. It is recommended to have regular medical checkups of relevant indicators to control blood sugar and thyroid function within the normal range.