Patients with inflammatory arthritis and osteoarthritis should be participating in four different types of exercise: cardiovascular, strength, flexibility, and balance. But a new study shows that patients are overly focused on cardiovascular exercise and not enough on exercise types designed to strengthen and protect joints and bones. In this interview, Dr. Lauren Freid, a rheumatologist with the University of California Los Angeles and the lead investigator of a study on physical activity in people with inflammatory arthritis and osteoarthritis, addresses exercise essentials for inflammatory rheumatic disease.