Understanding Osteoarthritis
Medical Review: Dr. Gerald Mastaw, MD – Board-Certified PhysicianLast Updated: October 2025 What Is Osteoarthritis? Osteoarthritis (OA) is the most common form of arthritis.It occurs when the protective cartilage that cushions the ends of bones gradually breaks down. As this smooth surface wears away, bones begin to rub together, leading to pain, stiffness, swelling, and…
