Meniscus 2~3 degrees generally refers to meniscus 2~3 degrees of injury, meniscus injury 2~3 degrees of patients are usually difficult to self-healing, need to be treated to cure. Due to the anatomy and blood supply of the meniscus, once a 2~3 degree injury occurs, the healing and repair ability is relatively poor, and this condition is usually difficult to heal by itself and requires treatment. Patients with 2nd to 3rd degree meniscus injuries can be treated with minimally invasive arthroscopic surgery, which helps to restore the normal shape and structure of the meniscus, and alleviate symptoms such as pain and limited movement of the knee joint. Medications such as glucosamine and chondroitin sulfate can also be prescribed to promote recovery after surgery. Physical therapy can also be used to improve local circulation and metabolism and promote recovery. For patients with meniscus injury of 2~3 degrees, it is recommended that patients go to regular hospitals, consult with professional doctors, and cooperate with doctors to complete relevant examinations to avoid blind treatment.