The 28-Day HIIT Challenge – Day 14

High Knees Grasshopper Burpee Spiderman Star Ball Press Jump Lunge Reach Side Suicides Squat Pedal Ski Jump Sphinx Power Knee Squat Jump 1-2 Push

The 28-Day HIIT Challenge – Day 7

Perform each set three times before moving to the next. Rest for 30 seconds between sets. Sprint Cross Jack Seal Jack Mountain Climber Squat Reverse Lunge Squat Hold Lateral Lunge Plank T-Stand The Mummy High Knees Push-Up Pike Bicycle Crunch

The 14-Day HIIT Challenge – Day 14

High Knees Grasshopper Burpee Spiderman Star Ball Press Jump Lunge Reach Side Suicides Squat Pedal Ski Jump Sphinx Power Knee Squat Jump 1-2 Push

The 14-Day HIIT Challenge – Day 13

Perform each set three times before moving to the next. Rest for 30 seconds between sets. Sprint High Knees Jumping Jack The Mummy Squat Reverse Lunge Lateral Lunge Squat Hold Plank Cross Jack Push Up Tricep Dip Pike Side Bend Russian Twist

The 7-Day HIIT Challenge – Day 7

Sprint Cross-Country Seal Power Knee Mountain Climber X-Jack The Mummy Reach Burpee Squat High Knee Jump Lunge

Power Hour HIIT Workout #3

Do each set three times. Rest for 30 seconds after each set. Total time: 45m Warm Up Work Out

Power Hour HIIT Workout #2

Do each set three times. Rest for 20 seconds after each set. Total time: 45m Warm Up Workout

Power Hour HIIT Workout #1

Do each set three times. Rest for 30 seconds after each set. Total Time: 45m Warm Up Workout

30 Minute HIIT Workout – Fit Frenzy

High Knees Grasshopper Burpee Spiderman Star Ball Press Jump Lunge Reach Side Suicides Squat Pedal Ski Jump Sphinx Power Knee Squat Jump 1-2 Push

30 Minute HIIT Workout – When in Doubt Workout

Perform each set three times before doing the next. Rest for 30 seconds between sets. Sprint X-Jack Seal Jack Mountain Climber Squat Reverse Lunge Squat Jump Jump Lunge Plank Punch Speed Skater Mogul Jump Star High Knees 1-2 Push Pike Double Cross