Each supervised training session included: (1) a 5- to lo-minute warm-up consisting of calisthenics, mild stretching, and range of motion exercises; (2) aerobic exercises, consisting of graded walking plus stepping or cycling, each at a target heart rate of 70% of the maximal heart rate attained from the exercise test; (3) strength training; and (4) a cool-down period, consisting of 5 to 10 minutes of muscular relaxation and stretching exercises