A leg rehabilitation apparatus comprises a base including first and second base members, wherein the first base member is linearly adjustably connected to the second base member. The first base member including an adjustable thigh support member attached thereto; the second base member including a movable boom attached thereto via a resistance module that offers adjustable dynamic resistance there between during relative movements thereof. The adjustable boom including a bracket that is linearly movable along the length of the boom; the bracket including an adjustable foot and ankle rest, such that a user can place their thigh upon the thigh support member and a foot within the foot and ankle rest and thereby move their leg in a plurality of motions against the resistance of the resistance module in order to exercise and rehabilitate chosen muscle groups within the leg.