Accurheum.com
Dedicated to the accurate diagnosis and treatment of rheumatic diseases, live chat with healthcare professionals, up to date rheumatology news, links to information and a message board.

National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS)
One of the research institutes of the National Institutes of Health (NIH). Site includes publications, information about grants and clinical trials, meeting notices, and general information about the Institute and its work.

Musculoskeletal disorders
Information on prevention of occupational musculoskeletal disorders.

Upper Extremity Musculoskeletal Disorders
Clinical guidelines and evidence for management.

eMedicine Health - Bone, Joint and Muscle
Information on range of musculoskeletal disorders.