Of course, it may also be caused by often staying up late! Lack of sleep leads to eyelid fatigue and burnout. Causing eyelid relaxation. In fact, you can always do beauty and apply a mask every day. Stick some cucumber slices on the upper eyelid, or put some aloe.
Eyelid relaxation is not a big deal, I think such a delicate place. Will not attract the attention of others! If you are really worried, you can consult a doctor. You can do some simple cosmetic repairs according to the doctor's advice. It is best to play less mobile phones and do more eye exercises every day. Don't let your eyelids relax because they are too tired.
In short, drink plenty of water and get enough sleep. Use less sensitive cosmetics to reduce skin irritation. Only these can make your skin elastic and not slack.