“14 Days to HIIT Your Goal” S:1 E:12 40 min HIIT Workout with Weights

S:1 E:12 40 min HIIT Workout with Weights This 40 min full body HIIT workout incorporates weights to help you sculpt your entire body and build strength as you burn calories and boost your metabolism. Choose a pair of weights between 5-15 lb. The last two reps of each exercise should feel challenging.