When you feel your knee is giving out, meaning that suddenly the knee feels unstable, it is usually due to a ligament injury. A ligament is a short, tough band of tissue that connects two bones. In ...

Kneecap injuries can cause pain, swelling, and instability that need medical evaluation. Some injuries can happen due to overuse of the knee over time. Treatment usually involves rest, ice, and ...

Knee dislocation can be caused by a sudden blow, such as taking a hard hit playing a contact sport like football or hockey, or by a chronic condition, such as a stretched ligament. Some people have a ...