Build strength in your core with this challenging ab exercise. In this video, fitness expert Kristin McGee demonstrates the belly fat-burning Tone-It V Hold. Your abs will thank you!

Planks are already a powerful exercise for your core. Make them even more effective by adding oblique-strengthening moves to the pose. In this video, fitness expert Kristin McGee demonstrates how…

A scale pose can be a challenging move to master. In this video, Kristin McGee demonstrates the best way for both beginners and experts to practice this pose, which is…

Combine two ab-strengthening workouts into one by doing planks on a stability ball. Fitness expert Kristin McGee shows us how to plank on a stability ball for sculpted abs. Watch…

Do a round of this yoga-inspired move to strengthen your obliques. In this video, Kristin McGee shows us how to execute Windshield Wipers, which will tone and strengthen your whole…

Adding a stability ball makes an ab workout even more challenging. In this video, fitness expert Kristin McGee demonstrates how you can do the Jumping Jack Reach move on a…

This is a great move for targeting your abs. In this video, fitness expert Kristin McGee shows us how to do the Low-Belly Leg Reach, which strengthens your ab muscles…

Tighten your core and sculpt your obliques with this calorie-torching exercise. In this video, fitness expert Kristin McGee demonstrates how to do Medicine Ball Russian Twists to tone your abs.

Here's a great way to strengthen your obliques for a tighter core. In this video, fitness expert Kristin McGee shows you how to use a stability ball to do the…

Who knew an ab workout could be so much fun? In this video, fitness expert Kristin McGee shows us how to use a Hula Hoop (yes, really!) to tighten your…