The knee is a hinge joint and the largest joint in the body and comprises of the femur, tibia and patella. It has 6 degrees of freedom 3 rotational and 3 translational. It is a complex joint and is easily injured. It is designed for weightbearing and movement and supports the body in an upright position. Its main function is to act as a shock absorber, provides stability and assists in walking by propelling the body forward. This category contains all the articles that relate to the Knee.