The causes of heavy eyelids in patients may be the following: 1, visual fatigue: subjective feeling that the eyes can not open, heavy eyelids, this situation should pay attention to eye rest, visual fatigue often brings eyes with dryness, soreness, photophobia, common causes may be refractive error or patients do not wear glasses for a long time, long-term eye fatigue, too much late night, exposure to electronic products, tear film instability, tear deficiency, the This is because the patient’s eyelids are heavy and the eyelids cannot be lifted to their normal height, resulting in weak eyes and heavy eyelids. This kind of ptosis has many causes, generally congenital ptosis is more common and often requires consideration of surgery for treatment. 3. wheals: the eyelids can become edematous and painful, and the inflammatory reaction often manifests itself as heavy eyelids and inability to open them. this situation should be clearly diagnosed at the hospital, and if it is a wheals, anti-inflammatory treatment should be given in a timely manner.