Osteoarthritis (OA) is a type of joint disease that results from breakdown of joint cartilage and underlying bone. The most common symptoms are joint pain and stiffness. Usually the symptoms progress slowly over years.Osteoarthritis (OA) is caused by aging joints, injury, and obesity. OA symptoms include joint pain and stiffness. Treatment depends on the affected joint, including the hand, wrist, neck, back, knee, and hip, and involves medication and exercise. If you are overweight, weight loss may improve OA symptoms.

Osteoarthritis is the most common form of arthritis, affecting millions of people worldwide. It occurs when the protective cartilage that cushions the ends of your bones wears down over time.Although osteoarthritis can damage any joint, the disorder most commonly affects joints in your hands, knees, hips and spine.Osteoarthritis symptoms can usually be managed, although the damage to joints can't be reversed.