PopsugarFitnessWorkoutsWorkout For Fat LossGrab a Pair of Dumbbells, and Get Ready to Burn Fat With This 40-Minute HIIT Workout February 5, 2019 by Jenny Sugar View On One Page Photo 1 of 15 ADVERTISEMENT () Start Slideshow Share This LinkCopy ← Use Arrow Keys → 1 High-Knee Skips Skip in place by hopping on your right leg while bringing your left knee up toward your chest. Engage your abs as your knee comes toward your chest.Switch legs, and keep skipping while pumping your arms, completing 12 skips.PreviousNext Start Slideshow WorkoutsStrength TrainingHIIT WorkoutsIntermediate WorkoutsDumbbell Workouts45-minute Workouts