Arthritis is estimated to affect approximately 250 million people worldwide and cost $81 billion in direct medical costs annually ( NCCDPHP. 2017 ). The term arthritis actually refers to numerous different conditions that cause inflammation of one or more joints. The most common of these conditions is osteoarthritis (OA) which often causes joint pain and stiffness. When diagnosed with OA many people begin to feel fearful of exercise. They may be afraid that physical activity