Disclosed herein is a device for supporting a human limb during the application of physical therapy to the limb, the device comprising a base, the base defining a base plane; a support member comprising an attachment end separated from a limb support end by a support distance, wherein the attachment end is movably engaged with the base such that the support member is moveable in a plane of motion essentially perpendicular to the base plane; and wherein the limb support end is conformable to a human limb and capable of supporting the human limb when physical therapy is being applied to the human limb. A method of stretching a human knee using the instant device is also disclosed.