Tightness of upper eyelid after cataract surgery may be caused by eye inflammation, wound not healed, etc. Corresponding treatment should be taken according to the specific causes. 1. Eye inflammation: If patients do not take good care of the eye after cataract surgery, the eye is infected by bacteria, which can lead to abnormal function of the area, thus leading to tightness of the eyelids after surgery. Patients can use antibiotic drugs such as levofloxacin eye drops and tobramycin dexamethasone eye drops under the guidance of doctors. 2. Wounds are not healed: After cataract surgery, if the eye tissue is damaged, the wounds are not completely healed, which can lead to the patient’s muscles are still in the period of swelling, thus making the eyelid muscles tight. If there are no other uncomfortable symptoms, generally do not worry too much, do a good job of eye care, eyelid tightness will gradually improve with the recovery of the wound. If the tightness of the eyelids is accompanied by other uncomfortable symptoms, it is recommended that the patient go to the hospital immediately for treatment.