The knee is a modified hinge joint, which permits flexion and extension as well as slight internal and external rotation. The knee is vulnerable to injury and to the development of osteoarthritis.

Jul 20, 2025 · Knee Pain Knee pain is an extremely common symptom. Lots of issue can cause it. It may be a temporary injury or chronic condition like arthritis. You can usually treat knee pain …

Mar 5, 2025 · WebMD's slideshow can help you learn how knees are put together and what can go wrong with them as well as what you can do about it when something does.

Jan 25, 2023 · Medical conditions — including arthritis, gout and infections — also can cause knee pain. Many types of minor knee pain respond well to self-care measures. Physical …

Common knee problems include sprained or strained ligaments, cartilage tears, tendonitis and arthritis. Diagnosing a knee injury or problem includes a medical examination and usually the …

Sep 5, 2025 · It explains the different parts that make up the knee joint, how the knee works, and common knee problems. Three important bones come together at the knee joint: A fourth …

Jun 23, 2025 · Muscles and tendons help the knee joint move. When any of these structures is hurt or diseased, you have knee problems. Knee problems can cause pain and difficulty …

Arthritis is inflammation of one or more of your joints. Pain, swelling, and stiffness are the primary symptoms of arthritis. Any joint in the body may be affected by the disease, but it is especially …

May 9, 2025 · People can injure their knees in various ways. Common types of knee injuries include sprains, strains, muscle tears, and bone fractures.

Dec 14, 2024 · For each pound of body weight, the knees bear three to five times that load when walking or climbing stairs. Adopting a balanced diet and engaging in low-impact exercise, such …