These additional sources may be helpful:

DePuy Orthopaedics, Inc. a Johnson & Johnson company.

• Information about shoulder arthritis

National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS).

• Questions and Answers About Shoulder Problems

National Institutes of Health, and the National Library of Medicine

• Shoulder Injuries and Disorders

American Physical Therapy Association

• Taking Care of Your Shoulder

Joint pain information:

• Shoulder Pain Info.com

Arthritis pain information:

• Just Keep Moving.com
• Straight Talk on Pain.com

Additional Resource:

• Patient Perceptions of Open and Arthroscopic Shoulder Surgery by John W. Sperling, M.D., M.B.A., Adam M. Smith, M.D., Robert H. Cofield, M.D., and Sunni Barnes, Ph.D.