Degenerative arthritis at age 51 is treated with medication, physical therapy or surgery depending on the severity of the degeneration. 51-year-old degenerative arthritis if the degeneration is not serious, joint pain is mild can be applied to nutritional cartilage drugs, joint cavity injection of sodium vitrate, nutritional cartilage, lubricate cartilage, relieve pain. Delay the development of the disease. Oral glucosamine sulfate capsules. If the pain is obvious, take Aceclofenac tablets orally. If the joint is swollen, deep heat therapy and ultra-short wave physiotherapy can be taken. If the degeneration of the joint is more serious, the joint is seriously deformed, affecting the joint flexion and extension activities, osteotomy orthopedic or artificial knee replacement surgery. Degenerative arthritis at the age of 51 adopts a step-by-step treatment method according to the degree of lesions. The above medication should be administered under the guidance of a doctor.