Exercise and Osteoarthritis: Are You Wearing Out Your Joints? One of the most common concerns for people with osteoarthritis (OA) is that exercise, and in particular weight-bearing or strength training, might actually make their joints and pain worse. The good news? Research consistently shows the opposite! OA is the most common type of arthritis, with hips, knees, hands and feet being the most affected areas. It is a condition that affects the whole joint, including the muscles, bones,...