Rheumatoid arthritis (RA) is a chronic progressive systemic inflammatory disease that affects joints at the wrist, knee, cervical spine and joints of the fingers, hands or knees (1, 2, 3, 4, 5, 6). It can also affect organs such as the eyes, heart or lungs (1, 2). RA affects 1.3 million U.S. adults (1). It is more common among women than men by a ratio of 5:1 and often begins between the fourth and sixth decades of life (1, 3). RA is a highly disabling disease associated with morbidity (3). Yelin et al (4), reported that despite receiving appropriate drug therapy, up to 7% ..>>read more