Three months after the surgery of Achilles tendon rupture, rehabilitation can be carried out through the following rehabilitation training: first, daily active knee flexion and extension activities, and ankle flexion and extension activities training, complete 500-1000 times a day, group training by themselves, so that the ankle and knee joints completely restore the normal range of motion; second, after the surgery of Achilles tendon rupture fixed for too long, resulting in the atrophy of the internal muscles of the foot and ankle flexion and extension muscles, should Gradually restore muscle strength and intensity, such as toe active grip to enhance the strength of the internal foot muscles, and gradually carry out resistance flexion and extension activities under the protection of the ankle joint to restore the strength of the ankle flexion and extension muscles. The above exercises can also prevent the reoccurrence of Achilles tendon injury.