There is generally no rebound after full femtosecond surgery for 700 degree myopia, but it is possible to cause a rebound if you use your eyes inappropriately or excessively. After a full femtosecond surgery, there is usually no rebound. Full femtosecond surgery is basically performed on an adult’s eyes, and after 18 years of age, the degree of development of myopia in the eyes is basically set, and after going through the surgery, there is usually no rebound that will lead to myopia again. If you often contact with electronic products or improper use of eyes after full femtosecond surgery, it may cause rebound. Full femtosecond is mainly to help corneal thickness exploitation, can change the corneal curvature, can refract the degree of glasses on the eyes, can make the eye myopia symptoms improved. It is recommended that patients with 700-degree myopia should go to the hospital for regular checkups after the full femtosecond surgery, and should develop good eye habits after the surgery to avoid excessive fatigue.