As people age their joints can deteriorate over time. The hip and knee are the biggest joints in the body and subject to the most wear and tear. As the cartilage and other cushion structures inside the joints wears out people can develop arthritis. Patients with arthritis need special care and treatment from orthopedic doctors and surgeons specializing in joint replacements. Dr. Zachary Weidner is a board certified and fellowship trained orthopedic surgeon specializing in both the operative and nonoperative treatment options for knee and hip arthritis. Click on the tabs below to learn more about the various treatments offered by Dr. Weidner.