Riding a motorcycle knee damage, generally caused by the following two conditions, according to different reasons to different treatment: 1, riding a motorcycle patellofemoral joint damage, patellofemoral joint is composed of the joint between the patella and femur, in riding a motorcycle knee repeated flexion and extension, resulting in patellofemoral joint cartilage damage, there will be pain at the patellofemoral joint of the knee, this time to check the knee MRI, X After diagnosis, you can take oral drugs such as glucosamine sulfate, glucosamine hydrochloride and oral pain medications such as meloxicam and celecoxib; 2. This is diagnosed with an MRI of the knee joint, and early physical therapy and closure therapy can have good results in most patients.