These two ligaments cross inside your knee joint in an “X” shape. They allow your knee to move forward and backward without moving too far sideways. The two cruciate ligaments are the: ...

Most cases of outside or lateral knee pain are related to injuries to the ligaments and tendons of the knee or from wear and tear over time. Treatment is available.

Muscle strength is only part of the equation—learn why supporting your tendons and ligaments is essential for long-term health. h_15691691A physical therapy student demonstrates a standing heel ...

Sometimes a pinched nerve behind the knee—such as the sciatic nerve, which runs from the lower back to your feet—can cause pain in the back of the knee and the calf, Dr. Packer says.