Core: Abdominal and Lower Back Exercises

Cross-legged oblique crunches are sure to power up your abdominal workout. Make sure you use proper form for this core exercise to avoid injury.

Step 1

Assume start position as shown by laying on back and crossing your right ankle over your left knee.

Step 2

Support head with hands, and contract your abs as you lift your head and shoulders off the floor.

Step 3

Bring your left elbow towards your right knee.

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ABOUT THE AUTHOR:

Lottie Olson is a nationally certified personal trainer with 10 years of experience in fitness and personal training. She graduated from the University of Wisconsin in Oshkosh with a B.S. in Exercise Science and Fitness Management.