Abstract: A leg exercising device for exercising the knee joint of a patient's leg is disclosed. The device includes an elongate lever which is a rod having a cradle at one end to cradle a lower portion of a patient's leg. A fulcrum member is carried on the rod intermediate its ends and is shaped to bear against a patient's leg near its knee joint which a patient's lower leg portion is cradled. A handle is on the rod end opposite the cradle and is useable by a patient to effect articulation of a knee joint. A distance adjustment means is between the fulcrum member and the cradle. In one embodiment the rod consists of two end connected pieces.