Sexual intercourse is not recommended for 6 weeks after external approach surgery for retinal detachment, as it may easily cause another detachment of the retina. Patients are advised to consult their doctors after the surgery and strictly follow the post-operative precautions. Retinal detachment surgery is usually performed using silicone rubber, silicone sponge, or an air bag for extra-scleral compression. If the pressurization used in the surgery is silicone rubber and silicone sponge, it usually takes 3 to 4 weeks to heal, and normal movement is allowed after healing. If the compression used in the retinal detachment external approach surgery is a gas capsule, it usually takes 4 to 6 weeks to fully absorb the healing. Before that, if the human body has strenuous activities, it is easy to cause the airbag to shake, causing unnecessary damage to the retina or even detachment again. Therefore, after retinal detachment surgery, you should pay attention to rest and avoid strenuous activities to prevent re-detachment. Meanwhile, pay attention to scientific eye use to prevent visual fatigue. If you find any abnormality or eye discomfort, you should consult a doctor in time.