Recovering from a soft tissue knee injury may result in localized tenderness, swelling and pain, and limited joint motion. 1. Soreness and tenderness: During recovery from soft tissue injury, local blood circulation and muscle bundles are being rebuilt, so blood flow and muscle cell regeneration will stimulate the local tissues, causing symptoms of soreness and tenderness. 2. Swelling and pain: during the recovery from soft tissue injury, there will still be local hematoma or tissue fluid accumulation, which will stimulate the peripheral nerve endings and cause pain or swelling, which can be properly carried out by applying local hot compresses or massages to promote the circulation of body fluids, which will help to alleviate such phenomena. 3. Limited joint activity: soft tissue injury of the knee will lead to local muscle stiffness, joint fluid around the joint, which will lead to limited joint activity. It is recommended to reduce the intensity and volume of exercise to protect the joints during the recovery period. In the recovery period of soft tissue knee injury, need to do a good job of joint protection, rehabilitation training should be carried out under the guidance of the doctor, step by step, try to avoid strenuous exercise.