The 28-Day HIIT Challenge – Day 27

Rest for one minute after each round. Squat Sprint Jump Lunge Tiger Push-Up Seal Jump Burpee X-Jack

The 28-Day HIIT Challenge – Day 26

Total body challenge of 3 exercises x 3 sets x 3 rounds. Repeat each set three times before moving to the next. Rest 30 seconds at the end of each round. Cross-Country Seal Jump Lunge Mountain Climber Sprint 1-2 Push Burpee Star Squat Pedal Grasshopper

The 28-Day HIIT Challenge – Day 12

Do each set three times. Rest for 30 seconds after each set. Squat Rotated Donkey Kick Lateral Sweep Reverse Lunge Rotated Donkey Kick Lateral Sweep Star Squat Pedal Grasshopper

The 14-Day HIIT Challenge – Day 6

Do each set three times. Rest for 30 seconds after each set. Squat Rotated Donkey Kick Lateral Sweep Reverse Lunge Rotated Donkey Kick Lateral Sweep Star Squat Pedal Grasshopper

The 3-Day HIIT Challenge – Day 3

Rest for one minute after each round. Squat Sprint Jump Lunge Tiger Push-Up Seal Jump Burpee X-Jack

18 Minute Butt Buster HIIT Workout

Do each set three times. Rest for 30 seconds after each set. Squat Rotated Donkey Kick Lateral Sweep Reverse Lunge Rotated Donkey Kick Lateral Sweep Star Squat Pedal Grasshopper

18 Minute Trio HIIT Workout

Total body challenge of 3 exercises x 3 sets x 3 rounds. Repeat each set three times before moving to the next. Rest 30 seconds at the end of each round. Cross-Country Seal Jump Lunge Mountain Climber Sprint 1-2 Push Burpee Star Squat Pedal Grasshopper