The thigh (fracture) was operated and fixed with steel plate. A year later, it was removed. How long does it take for the legs to do strenuous exercise? Also, the knee can only bend 90 degrees.
If it is a year, it is too late to exercise the knee joint now. The best time for knee joint exercise is within half a year. After half a year, if you don't exercise for a long time, the knee joint tissue will harden and the muscle ligament will contract. However, if you can hold back the pain, under the guidance of a doctor, exercise with the help of external forces, that is, others help you exercise, stretch your joints and pull open the muscle ligaments. If not, you can finally do knee joint release surgery, and exercise the divine comedy function after surgery. Remember to do it at the doctor's.