The overarching purpose of this study is to investigate the impact that exercise, as delivered through a medically supervised, outpatient cardiac rehabilitation program, has on the wound healing process in Type 2 diabetics having foot ulcers classified as being Wound, Ischemia, foot Infection (WIfI) stage 2 or lower. The criterion reference measure of diabetic foot ulcer wound healing is be the time required to reach the maturation phase of the wound healing cascade (wound closure without drainage).