If you’re an athlete, you’re not just looking to carve your midsection into a chiseled six-pack (though that’d be nice). You want an ab workout that will enhance your performance on the field or court. That means your routine must strengthen your entire core in a functional way, mimicking the moves you make when you play your sport.

Break out of your old habits with the six-exercise ultimate ab workout circuit. It will challenge every dimension of your core strength. You’ll come away with a mighty midsection, capable of supporting every activity you want to conquer. And the best part? No equipment needed.

The Ultimate Ab Workout

Perform the six exercises in the slide show in circuit fashion. Rest as needed between exercises and two minutes between sets. Perform more reps to increase the challenge.