If the knee ligament injury is still painful after 2 months, it may be due to incomplete recovery, less rehabilitation training and fasciitis, etc. Under the guidance of the doctor, treatment can be carried out to deal with different symptoms, such as massage and acupressure, rehabilitation training and surgical treatment. 1. Incomplete recovery: It is possible that after 2 months of knee ligament injury, the patient has not fully recovered. Appropriate treatments such as massage, tuina, etc. can be carried out under the guidance of the doctor to promote the recovery of the injury. 2. Functional exercise is less: If no proper functional training is carried out after recovery from the injury, the ligaments may atrophy and stiffen during activities, which may lead to the appearance of pain symptoms. Appropriate functional exercises can be carried out to promote the recovery of ligament function and relieve pain symptoms. 3. Fasciitis: Inflammation may occur at the site of ligament injury, resulting in pain, which can be treated with physiotherapy and hot compresses. If the symptoms are still not relieved, surgery can be performed to solve the pain symptoms. If the knee ligament injury 2 months or pain, should go to the hospital in time to ask the doctor, under the guidance of the doctor for treatment.