A knee extension apparatus comprising a base, a pad assembly and at least one strap member. The base includes a first end and a second end. The pad assembly includes a pad member and a mounting assembly. The mounting assembly facilitates attachment of the pad member in at least two different locations along the upper surface of the base, proximate the second end thereof, so as to vary the distance between the first end and the pad member. The at least one strap member is associated with the base and positioned between the first end and the second end of the base member. The at least one strap member is capable of encircling a leg of a patient proximate a knee portion thereof.