Osteoarthritis is also known as "wear-and-tear" arthritis. It is typically seen as a primary disease in older people but can occur as a secondary condition in younger people. Injury, occupation, excess weight, and genetics are among the factors which cause the cartilage of a joint to wear away. Take our Osteoarthritis Screening Quiz.

Related Resources - Osteoarthritis

• Guide to Osteoarthritis
• Fast Facts About Osteoarthritis
• Test Your Knowledge: Osteoarthritis