Older people feel that as they get older, their skin slowly becomes saggy and it is normal for them to have droopy eyelids, not knowing that this could be due to diabetes. As we age, many older people experience sagging eye skin and even drooping eyelids. Some older people feel that this is an inevitable part of aging and there is no need to make a fuss. But in fact, drooping eyelids, especially the sudden appearance of one eye eyelid drooping, which is likely to be the early warning signs of diabetes. Grandma Li is 67 years old, four months ago, she found that her left eyelid began to appear drooping symptoms, because of her age, the skin of her hands, feet, etc. have appeared sagging, the small sagging of the eyelid is not concerned. However, half a month ago, Grandma Li began to feel pain in her eye socket and a vague headache. So Grandma Li went to the hospital for a checkup and originally thought it was an eye disease, but she didn’t expect to find out that she was suffering from diabetes! What is this all about? Droopy eyelids are medically known as droopy eyelids, and the appearance of this symptom in the elderly is often associated with many diseases, especially the sudden appearance of droopy eyelids in one eye, which is likely to be related to diabetes. Diabetes can cause arteriosclerosis, which can cause ischemia in the small blood vessels supplying the eyelid nerve, leading to drooping eyelids. It can also cause paralysis of the nerve in the eye, a condition that can also result in drooping eyelids. This type of droopy eyelid caused by diabetes is characterized by a rapid onset and usually occurs in one eye. It is often preceded by pain in the forehead or orbital area on the side where the onset occurs. In addition to upper eyelid ptosis, patients often have diplopia with limited inward or upward or downward eye movement, but the pupil is mostly normal. Diabetes mellitus is the most common cause of sudden onset of one-sided eyelid ptosis in the elderly. Older adults who experience sudden onset of ptosis, especially if it is accompanied by headache, nausea, vomiting, and limited eye movement, should seek medical attention and undergo an eye exam as well as a blood glucose test to confirm diabetes.