Cathe Friedrich's XTrain Series: All-Out Low Impact HiiT DVD One of the best cardio training methods for fat loss and muscle retention is called HiiT. The HiiT method stands for High Intensity Interval Training and it's known to be one of the best ways to burn fat and lose weight This workout features two short, but super intense, low impact segments. The first low impact HiiT segment uses no equipment other than a set of light handweights. The second segment uses a step and gliding discs along with the set of light hand weights. Workout Times: Warm Up 4:53; Round One Floor HiiT 13:48; Round Two Step 11:00; Round Three Disc 5:56; Stretch 3:19; Total: 38:56; Bonus Workouts: Bonus Core #1 10:26; Bonus Burn Set Chest 14:10; Bonus Burn Set Shoulder 14:19; 100 Rep Challenge Scarecrows 5:47