Rheumatoid Arthritis Support Group
Rheumatoid arthritis is a chronic, inflammatory, multisystem, autoimmune disorder. It is a disabling and painful condition which can lead to substantial loss of mobility due to pain and joint destruction. The disease is also systemic in that it often also affects many extra-articular tissues throughout the body including the skin, blood vessels, heart, lungs, and...
No matter.....sounds to me like this study is based on normal people who do not have RA. [Again, I've not read it.]
Frankly, the last thing I want to know is how abnormal and slow my walking speed is. Besides, I have it on good authority [my rheumatologist and my physical therapist] that it's NOT about speed. It's about distance.