Need an amazing, quick bodyweight cardio workout you can do anywhere? Give this one a try! The 30s Bodyweight Cardio Blast Set a timer for 30 seconds of work and move from exercise to exercise without resting. Rest 30 seconds between rounds and complete 4-5 rounds through. CIRCUIT: 30 seconds Squat Skiers 30 seconds Twist Push Ups 30 seconds Side Shuffle Sprawl Sit Thrus 30 seconds per side Standing Oblique Crunch 30 seconds Side Plank Stars 30 seconds Rest Want more killer cardio series? Check