Action Plan for Arthritis by A. Lynn Millar, PT, PhD

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CHAPTER 1 | LIVING AND THRIVING WITH ARTHRITIS
publisher: Human Kinetics  

Types of Arthritis

Knowing about the type of arthritis you have and its causes and symptoms can help you best determine your exercise goals and plans. Arthritis is defined as inflammation of a joint, but it often affects more than just the joint, sometimes compromising the tissues that surround a joint and affecting other bodily systems.

Arthritis doesn't have to stop you from leading a full and active life.

Within the joint, the primary tissue affected is the articular cartilage. This tissue covers each inner part of most joints; it helps to disperse forces at the joint surface and allows for smooth movement of the joint. Loss or irregularities of this cartilage can increase friction within the joint; this is the main manifestation of osteoarthritis. A special lubricant called synovial fluid is produced within the joint that decreases normal friction and allows the surfaces to glide easily. This process is similar to oil allowing a hinge to move smoothly. Alteration in synovial fluid production is one of the early effects of rheumatoid arthritis.

Osteoarthritis

Rheumatoid Arthritis

Spondyloarthropathies

page of  200
chapter of  8
by Human Kinetics
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