A retinal tear that is mended is likely to re-tear. The retina is often damaged by retinopathy, which is common in the elderly with high myopia and may lead to permanent blindness if not treated in time. In the treatment of retinal cracks, the main is to do repair surgery, but after the patch did not do a good job of eye aftercare, such as often rubbing the eyes with their hands, excessive use of the eyes, strenuous exercise or coughing, etc., may lead to the retina cracked again. After retinal tear repair surgery, it is important to take good postoperative eye care as prescribed by the doctor and go to the hospital regularly for follow-up checkups to understand the postoperative recovery. It is important to take care of your eyes, avoid over-exertion of the eyes, rubbing the eyes with your hands, strenuous exercise or coughing, etc. This will help your retina to recover from the surgery.